单词 | explain in |
释义 | explain in例句释义: 全部 1. They tried to explain, in all sorts of way, those properties of matter which had been discovered. 他们想出种种办法来解释被发现的物质特性。 2. He added that he thought the Bible did not actually explain in any detail the form of crucifixion employed. 他又说,他认为对于所用刑罚的方式圣经并没有任何相关细节。 www.bing.com 3. Such consistent exposure may explain in part why the U. S. teen pregnancy rate is double that of other industrialized nations. 长期看这类节目可以部分解释为什么美国的少女怀孕率比其它工业化国家的高出一倍。 treasure.1x1y.com.cn 4. As I explain in a subsequent post, the association between physical attractiveness and intelligence may be due to one of two reasons. 在随后的帖子中我解释了原因,外型上有魅力与智商之间的关系或许归咎两个原因之一。 www.bing.com 5. It's where you explain in a paragraph or two why you think employers should hire you and why you are the perfect match for the job. 你可以用1或2段阐述为什么你认为雇主应该要雇用你,为什么你可以很好地胜任这份工作。 dongxi.net 6. I explain in Chapter 22 of Magic Bullets why a phone number is often an admission of failure. 我在22章魔术子弹中说过为什么电话号码经常是失败的前兆。 www.360doc.com 7. It also opens up the door to some very exciting business possibilities that I'll explain in the fourth installment of this series. 它也为一些非常激动人心的商机的到来打开了门户,有关这些商业上的种种可能性,我将在第四篇文章中阐明。 www.ibm.com 8. After Facebook made what I considered a dramatic change in itspolicies, I decided to quit and start over, as I'll explain in Chapter 9. 自从脸谱网做了一个我认为在它的政策上的巨大改变时,我决定放弃然后重新开始,这个我将在第九章中进行说明。 www.bing.com 9. Make Forecast for the rest of the fiscal year at the end of each quarter and explain in detail of the deviation with Budget. 每季度末完成一次对本财政年度剩余时间的财务预测,并详细解释预测与预算之间产生差距的原因。 www.lietou.com 10. Overall, using a base page class is always a good thing, as I explain in my article, Build Your ASP. NET Pages on a Richer Bedrock. 总体说来,使用基page类始终都不失为一件好事,我在BuildYourASP.NETPagesonaRicherBedrock一文中已经进行了说明。 msdn2.microsoft.com 1. Thanks for bringing up the point Chris, and letting me write this post to explain in detail. 谢谢你提及这些,让我有机会来详细解释一下。 www.bing.com 2. In the meantime, we are getting closer to the point where we will be able to explain, in general terms, how learning takes place. 同时,我们即将能够大致地解释出学习是怎样进行的。 bbs.translators.com.cn 3. Such organizations should be able to create an effective Portfolio Management Adoption Roadmap, which I will explain in the next section. 这样的组织应该能够创建有效的项目组合管理采用路线图(PortfolioManagementAdoptionRoadmap),我将在下一部分中进行说明。 www.ibm.com 4. MS: Maybe different to the others, because part of the gap we closed you can probably only explain in a few situations. 迈克尔-舒马赫:也许和别的人不同,因为我们弥补的部分差距可以在几种情况下进行解释。 f1.sports.sohu.com 5. They should have heard of it, but it's a little tricky to explain in technical detail, so I won't do it. 他们应当听说过它,但是把它解释清楚需要一些技巧,所以我不准备这么做了。 www.ted.com 6. "If you think thorough knowledge, continue to click crosshead , with respect to the page that can appear to explain in detail, " she says. “如果你想深入了解,继续点击小标题,就会出现详细讲解的页面,”她说。 dictsearch.appspot.com 7. I sometimes feel my heart will burst, from wanting you so much. I can't explain in words of how, I long to feel your touch. 我是如此的需要你,思念将我的心粉碎。语言无法表达,我是如何渴望你的爱抚。 www.our-sky.com 8. You should be able to explain in a few clear and concise sentences what Node. js is. 应该已经得到了解答,您应该能通过几个清晰简洁的句子回答这个问题。 www.ibm.com 9. The history of western aesthetics is the history of the failure of this domain to explain in a truly clear manner what art is. 西方美学史是一部这个学科领域的失败史,它无能于以真正清晰的方式解释什么是艺术。 blog.sina.com.cn 10. This backlash was predictable; it is also profoundly irresponsible as I'll explain in a minute. 这种反对的态度可以预料,同时也是极其不负责任的,一会儿我在做解释。 www.bing.com 1. The situation is too complicated for me to explain in a few words. 情况太复杂,我无法用一两句话来解释。 des.cmu.edu.cn 2. What kind of man the " Mangy Dog" was? For what business he came to there? Let me explain in next chapter. “癞皮狗”究竟是何等人?来此又为何事?且待下回分解。 dictsearch.appspot.com 3. this web page is intended to explain in general terms the objectives of this system , its method of functioning and its effect on motorists. 本网页解释违例驾驶记分制度的目的、实行办法和对驾驶者的影响。 www.ichacha.net 4. Captain Kwan continued to explain in earnest. 关机长一脸认真地继续解释。 www.weather.gov.hk 5. The part of father is supporting the bicycle behind an explain in detail for me to ride the bike main theme. 爸爸一边在后面扶着自行车一面给我讲解骑车要领。 zhidao.baidu.com 6. We have mentioned before the absolute frustration at times from not being able to explain in words that which we would like. 我们已经在之前提到过,有时候,真的有种完全的挫折感,因为很难于用词汇来解释我们希望阐述的道理。 apps.hi.baidu.com 7. While this may appear to be a minor point, it can cause real problems, as I'll explain in a moment. 虽然这看起来只是个小问题,但却会真正带来问题,我很快就会解释为什么。 www.ibm.com 8. CLAIRE MCCASKILL: "Let me just explain in very simple terms what synthetic C. D. O. s are. " 正好让我来解释一下这个非常简单的术语合成抵押债务契约是什么。 www.unsv.com 9. As I'll explain in a minute, such budget estimates shouldn't be given much weight in any case. 我过一会儿再解释,在任何情况下,这样的预算测算都没有很大分量。 www.bing.com 10. If the ensemble has to stop because of you, explain in detail why you got lost. Everyone will be very interested. 如果练习释因为你而必须停下来,详细解释一下为什麽你会吹丢了。每个人应该都会很有兴趣。 dict.bioon.com 1. I think it's not an alternative, just a feeling, which can't explain in one or two words. 我觉得这不是一个选择题,只是一种感觉,一种无法用三言两语解释得清的感觉。 blog.sina.com.cn 2. Too. . . to The rules of the game is too complex to explain in a few words. 这个游戏的规则太复杂,我三言两语解释不清。 word.hcbus.com 3. Did not explain in the repetition, felt oneself some things on all passed on, really did not have. 不在重复说明了,感觉自己有的东西全部上传了,实在没有了。 page.zhongsou.com 4. These are all traditional water structures, which we won't be able to explain in such a short time. 这些全部是传统的蓄水设备,因为时间的原因我不能在此做更进一步的解释。 www.ted.com 5. At the meeting, relevant experts to participate in training staff to explain in detail about the drugs, AIDS knowledge. 会上,有关专家向参加培训人员详细讲解了有关毒品、艾滋病知识。 q.sohu.com 6. But as I've tried to explain in previous columns, there really is a big difference between the candidates' approaches. 在之前的专栏文章里,我试着去解释两位候选人的议案是差异巨大。 www.bing.com 7. There are a few special XSL features, though, which I'll explain in the next section. 虽然有几个特殊的XSL特性,但是,我将在下一节中解释。 www.ibm.com 8. Perhaps I should explain. In movies, certain tricks are used to deal with the limitations that arise on set. 我解释一下,电影常运用某些特定的技巧,来解决一些拍摄的限制。 www.332527.com 9. The rules of the game are too complicated to explain in a few words. 强调基础,考核重点这个游戏的规则太复杂,三言两语解释不清。 www.yp.edu.sh.cn 10. But, in currently of the language teaching still existence severity of the phenomenon of "heavy explain in detail, light reading" . 可是,在当前的语文教学中仍然存在严重的“重讲解,轻阅读”的现象。 www.haosc.cn 1. I'll explain in a minute. First, let's talk about the dilemma the G. O. P. faces. 我会马上对此进行解释。首先,让我们谈论一下老大党 www.bing.com 2. Picking your cause is just like picking the work you're meant to do, as I explain in my book Finding the Sweet Spot. 正像我在我的书《找到最佳击球点》中解释的那样,确定你的事业与决定你打算干什么工作是一样的。 www.elanso.com 3. How on earth can you explain in terms of chemistry and physics so important a biological phenomenon as first love? 你永远无法从化学和物理学的角度解释清楚,一见钟情是如何产生的? wenku.baidu.com 4. Do you think your GRE and TOEFL reflect your real English proficiency? If no, please explain in details. 成绩是否真实地反映了你的英文水平?如果答案是“否”,请详述。 mail.sohu.com 5. You do this with a translation, a topic I'll explain in more detail in the section about Transformations. 可通过平移实现这一操作,转换部分将就这一主题进行详细讨论。 www.ibm.com 6. Part 2 of this article will explain in depth how Spring manages to instantiate each bean in its respective scope. 本系列的第2部分将深入阐述Spring如何完成在bean各自的作用域中实例化bean。 www.ibm.com 7. Fourthly, directors have the obligation to explain in the shareholder's meeting and shareholders have the rights of inquiry and motion. 董事在东股大会的说明义务和股东的质询权、提案权。 www.juhe8.com 8. Not everyone has approved of the change, as Wesley and Ellis explain in this interview, but there's no doubting her impact. 就像韦斯利和艾利斯在接受采访时说道,不是所有人都赞同这一改变,但毫无疑问的是这一角色的戏剧张力很强。 www.bing.com 9. We'd like to clarify and explain in more depth some of the concepts and the rationale behind personas. 我们在本书中将力图深入地澄清并解释人物角色隐含的一些概念和基本原理。 www.jukuu.com 10. Hopefuls must explain in their applications why they would make " expert" condom testers. 有希望入选的人必须在他们的申请中说明成为专门测试者的原因。 dict.veduchina.com 1. explain in detail the communication process in four ways : the clipboard, anonymous pipes, named pipes and mail chutes . 详细讲解进程间通讯的四种方式:剪贴板、匿名管道、命名管道和邮槽。 dictsearch.appspot.com 2. Explain in your own words the difference between a method and a program. 用你自己的语言解释方法和程序的区别。 www.bing.com 3. The thesis emphasized to explain in detail to aim at to search vegetable engine excellent the related strategy for turning. 论文着重讲解了针对搜素引擎优化的相关策略。 zhidao.baidu.com 4. The principal source of political democracy, as I explain in Democracy's Good Name, is a free-market economy. 如我在《民主的好名声》一书中所解释的那样,政治民主的主要根源是自由市场经济。 www.america.gov 5. Will follow the sequence and advance gradually ground to explain in detail French grammar from the most basic beginning (noun). 还会从最基本的名词开始,循序渐进地讲解法文文法。 admin.cyut.edu.tw 6. The third article in this series will explain in detail how the enablement of the openID providers was done. 本系列第三篇文章将会详细介绍启用openID供应商是如何实现的。 www.ibm.com 7. Before the training starts, the Seller shall explain in detail to the trainees the operating regulations and precautions for work. 培训开始前,卖方应向受培训人员详细解释操作规则和工作注意事项。 blog.sina.com.cn 8. Three distinct genetic variants emerged to explain, in combination, virtually all dog hair types. 最终,三个独特的基因变异经过不同的组合可以解释所有狗的毛发类型。 news.dxy.cn 9. As I explain in my book Safe Food: The Politics of Food Safety, no meat company wants to test for pathogens. 就像我在我的书《安全食品:食品安全的政治博弈》说的那样,没有肉类公司愿意对他们的产品进行病菌测试。 www.bing.com 10. We could go on infinitum to explain in detail the finer structure of the tides which are actually observed. 我们能够继续无止境地详细解释实际观测到的潮汐的更细致的结构。 www.bing.com 1. You can also pass the object by reference in SOAP, as I will explain in a future installment of this column. 您也可以在SOAP下通过引用传递对象,我在本专栏的下一部分中将对此作解释。 www.ibm.com 2. And that. . . I ask you the question to explain-- - in your assignment number three-- why race cars have very wide tires. 不过,我要问你们一个问题-,也就是作业第三题-,为什么赛车轮胎都比较宽。 open.163.com 3. Explain in details the risks faced by the financial intermediaries and the ways to hedge these risks. 详细解释所面临的风险的金融中介机构以及如何对冲这些风险。 goabroad.zhishi.sohu.com 4. 14As we explain in Chapter 8, standard deviation and variance are the correct measures of risk if the returns are normally distributed. 14如我们在第8章解释,如果回报率呈正态分布标准差和方差是正确的衡量标准。 dict.bioon.com 5. There is a point to this, which I'll explain in a minute. 这其中是有道理的,我一会儿就解释。 www.ftchinese.com 6. There's sth that we have no controll and cant explain in life, so just let it be. 生命中有一些东西我们无法控制并且无法解释,那么就让它顺其自然吧! goabroad.zhishi.sohu.com 7. I don't dispute a lot of the points you made, but many have lost sight of the datum that we're here to explain in the first place. 我不计较很多点你制作的,但是很多人已经失去了基准眼中看为正的事,我们是来解释放在第一位。 kaifangke.com 8. Explain in a professional manner how yourmanager's behaviors, policies, or actions are having a bottom line businessimpact. 以专业的态度说明你上司触及商业底线的行为、手段或行动。 www.bing.com 9. High "switching costs" explain in large part why mainframes are still a good business for IBM. 高“转换成本”在很大程度上可以解释大型机至今还是IBM的一个运营良好的业务。 www.ecocn.org 10. The answer is probably more complex than anything we could explain in a blog post. 或许答案很复杂,是我们在一篇博文里无法解释的。 chinese.wsj.com 1. Please explain in short the most essential reasons of applying for this position? 请简单解释您申请这个职位的最主要的原因。 www.we-edu.com 2. It also suggests that poor sleep may explain in part why black men have higher blood pressure risks. 研究同时表明,睡眠质量差在一定程度上解释了黑人男子患高血压风险较高的原因。 blog.hjenglish.com 3. The following sections will explain, in detail, how this information is used to present these dialogs, with code examples. 接下来的部分将会进一步地解释,怎样使用这些信息以呈现这些对话框以及代码范例。 www.ibm.com 4. I'll explain in a minute. 过一会儿我再作进一步解释。 www.bing.com 5. Explain in time, get rid of a misunderstanding. 及时解释,消除误会 wenku.baidu.com 6. One thing, I don't know why It doesn't even matter how hard you try, keep that in mind I designed this rhyme, to explain in due time. 这件事我不明白,反正再怎么努力也是无可挽回,我只能唱出这段旋律表达我的愤怒,使我永记在心。 www.rg-gd.net 7. Try another free writing exercise where you explain in detail the facts of the story. 列出故事纲要,在自由写作练习中用事实依据完备大纲内容。 www.bing.com 8. It's hard to explain in words, but it's a feeling similar to romance. 很难用语言表述,但和爱情的感觉非常相似。 www.bing.com 9. We explain in the next section. 我们将在下一节对此进行解释。 blog.sina.com.cn 10. Before I explain in more detail why your lifestyle might be killing you I have a big announcement for you. 在我更详细地解释为什么你的生活方式或许正在杀害你以前我有一个重要的声明。 lailook.net 1. I'll explain in the next section. 我将在下一个小节中做详细解释。 www.ibm.com 2. Explain in detail the antiseep principle of plate &frame structure. And it is proved practically that the structure is applicable . 较详细论述板框结构防渗漏的原理,实践证明这种结构是适用的。 dictsearch.appspot.com 3. This note, however, is to explain in the interim, how the defaults really work, in relation to host lookups . 本说明只是临时解释一下与主机查找相关的默认行为是如何进行的。 dictsearch.appspot.com 4. We will explain in details what is the date needed to be copied and pasted into our store. 我们将详细解释什么是需要被复制并粘贴到我们店的日期。 www.bing.com 5. A module is a collection of components, imports and exports, as we explain in the following sections. 模块是组件、导入和导出的集合,我们将在以下几部分中进行介绍。 www.ibm.com 6. I have tried to explain it as best as possible but am happy to explain in more detail if you wish. 我试图解释它作为最好的可能,但是很高兴,更详细地解释,如果你的愿望。 www.bing.com 7. elaborate : explain in more detail . 详细描述:更详细地解释。 www.hxen.com 8. I'll explain in a later section how to leverage this information for faster searches. 我将在下一小节解释如何利用该信息加快搜索速度。 www.ibm.com 9. Mostly I deal with the research and consultant work in creative management. It is a complex subject, difficult to explain in one sentence. 主要是创意管理研究与咨询,因为比较杂,一两句话也说不清楚。 docs.google.com 10. What's your meaning? Would you please explain in details? 不明汝意呀,能否详细地解释一下? blog.tianya.cn 1. Keep that in mind. I designed this rhythm to explain in due time. 我把它保存在记忆里。写下这首歌曲,以便在适当的时间,作一下解释。 taody.com 2. How on earth are you going to explain in terms of chemistry and physics so important a biological phenomenon as love? 你究竟可能如何,就化学和物理作用,去说明初恋这样重要的生物现象?。 www.bing.com 3. You are willing to explain (in your story) why the source could not be named. 你愿意(在你的新闻稿中)解释为什么来源不能具名。 www.america.gov 4. SDO features both a connected and disconnected model, which I will explain in greater detail later in this article. SDO为此提供了连接和断开连接的两种模型,下文中将对此做详尽的介绍。 www.ibm.com 5. The result could explain, in part, why wisdom comes with age. 这个研究结果至少能部分解释为什么智慧会随着年龄的增长而增长。 www.bing.com 6. I can explain in Mandarin when necessary. 上课时,如果需要的话,我可以用中文解释。 goabroad.zhishi.sohu.com 7. Could you explain in further detail? 你可不可以做更详细的说明? www.gcl.com.tw 8. Explain in more detail. . . 更详细的解释… translations.launchpad.net 9. I was asked that there PSP games of the following cards, I will explain in detail the situation cards. 我是那个问PSP玩游戏出现卡的情况的下面我会详细介绍一下卡的情况。 goabroad.zhishi.sohu.com 10. I designed this rhyme To explain in due time? ? 写下这首歌曲在适当的时间作一下解释??。 yule.zhishi.sohu.com 1. Mr Maliki must find the courage to explain in public why this is not so. 马利基先生必须鼓起勇气公开解释其中的原因。 www.ecocn.org 2. Reporter: Could you explain in layman's terms how significant a breakthrough this is please? 记者:你能用通俗的语言解释一下这个突破到底有多大的意义 www.ted.com 3. Would you explain in easy English? 你能用简易的英语解释一下吗? www.xiaoyusan.com 4. How would you explain in your own words what Abraham and the rich man mean in their conversation in verses 27-31? 如何用自己的话描述财主和拉撒路在27-31节中的对话所包含的意义? gbicp.org 5. Could you explain in more detail? 你能说得更详细些吗? des.cmu.edu.cn 6. But this is a subtle thing that you cannot always explain in words. You must know it from your heart. 不过,这种细微的事情常常不易用言语来解释,必须从内心去了解。 sm2000.org 7. But there is an easier way, as we explain in this article. 但还是有更容易的方法,我们将会在本文中对此加以解释。 www.ibm.com 8. This will explain in the behind of. 这一点在后面会解释的。 bbs.inzone.cn 9. I will explain in a moment. 我一会儿会向你解释。 www.chinadaily.com.cn 10. A: it's hard to explain in your language. 这个很难用你的语言解释。 club.pchome.net 1. One way to do this is to make that person explain in writing why he's being cheap. 一个办法是让这个人写出来自己节俭的原因。 www.24en.com 2. The way to do it I need to explain in action. Wrong training with racket cover on is very dangerous. 但必须说明的是,错误的练习方式是非常危险的。 blog.sina.com.cn 3. Explain in your own words what Jesus means in verse 32. 用自己的话解释耶稣在32节话语的含义。 gbicp.org 4. This is what I am going to explain in this blog! ! 这就是我这篇博客将要解释的内容。 www.cnblogs.com 5. They explain in detail to me work in the problem that will meet, with they together I am light to loosen. 他们给我讲解工作中会遇到的问题,与他们在一起我很轻松。 zhidao.baidu.com 6. The picture succeeds to explain in detail my design style continuously. 图片后继续讲解我的设计风格。 blog.soufun.com 7. Then next section will explain in detail how to use them. 下一小节将详细解释如何使用它们。 www.ibm.com 8. If you have these learning strategies have any questions. please ask me casually. I explain in more detail to carry out. 7如果你们对这些学习策略有什么问题。请随便问我。我将更详细地进行讲解。 goabroad.zhishi.sohu.com 9. There isn't time to explain in detail. 没有时间详细阐述。 sfl.csu.edu.cn 10. Can you please explain in detail? 可以详细解释一下吗? www.hjenglish.com 1. Please explain in more detail as to the features and the application cases for various kinds of chips. 说明一下各类芯片的特点和适应情况。 blog.cechina.cn 2. Maybe there is a word that best summed up: Can not explain in words can only sense! 也许有一句话最能概括:只能意会不能言传! blog.sina.com.cn 3. There are some variations on this structure that I will explain in future postings. 这种结构有着不少变体,我将在未来的帖子里解释它们。 blog.sina.com.cn 4. Again, I do not have time right now to explain in depth how to map these onto your form. That is another, much longer tutorial. 再一次,我没时间深入解释怎样把这些反光贴上你的形体。 bbs.hxsd.com 5. Would you like me to explain in details? 我来解释一下细节好吗? bbs.hxen.com 6. If you have any question to the tactics of studying, please ask to me at will. I will explain in detail. 如果你们对学习策略有什么问题,请随便问我。我将更详细地进行讲解。 zhidao.baidu.com 7. Well-written programs contain comments that explain in English what the program is doing. 好的程序包含了英语写的注释,解释这个程序的目的 www.bing.com 8. What do you do? Explain in detail. 您做什么?详细解释。 iask.sina.com.cn 9. I have a lot to improve, it's difficult to explain in a short timeframe. 我觉得自己要提高的方面太多,很难一下说清楚。 www.mianshiba.cn 10. There are some sentences difficult to explain in this article. 这篇文章里有一些我们难以解释的句子。 wenwen.soso.com 1. I have a configurable way to fulfill the changing requirements which I'll explain in the following sections. 我将会提供一种可调整的方法以满足变化的需求,这将在下面的小节中解释。 www.ibm.com 2. Molly: There are many Chinese things I want to explain in English to my foreign friends but I can't. So I keep practicing Everyday English. 莫莉:我想向我的外国朋友解释很多中国的事物,可是我的英语不够好,这也是为什么我一直在练习每日英语的缘故。 www.bing.com 3. ON HOW THE CHILDREN HAVE ACQUIRED THEIR MOTHER TONGUE --Explain in Chomsky's mental linguistic theory 小孩怎样习得母语--乔姆斯基心智语言学理论的解释 www.ilib.cn 4. So I should practise how to explain in English. 所以我要练习如何用英语解释。 www.ok06.com 5. If one were to explain in detail, the meanings would be immeasurable and unlimited; 要是详细说,那是无量无边的意思,说不完。 blog.sina.com.cn 6. and Mr Clark tried to explain. In some countries, he said, 克拉克先生解释说:在有些国家, www.hxen.com 7. Explain in detail a company a product for the customer who come from a whole country everyplace and answer related problem; 为来自全国各地的客户讲解公司产品及解答相关问题; zhidao.baidu.com 8. if product is confidential or exempt, please explain in the comment section 如果产品是机密的或被免除的,请在注释部分上作解释说明。 zhidao.baidu.com 9. I can't explain in any other way 但我又不会用其他方法解释 wenwen.soso.com 10. Analysis on logic of value source and explain in modern economics 价值源泉的逻辑分析与现代经济学解释 service.ilib.cn 1. which I'll come to explain in a moment 我待一会儿就解释 blog.sina.com.cn 2. InfoQ asked Rowney to explain in more detail how Infiniflow handles scaling of an application InfoQ要求Rowney更详细地解释Infiniflow处理应用伸缩性的方式 www.infoq.com 3. Not explain in detail here, we can go online to search for "dynamic analysis" can find 在此不做详细解释,可以去网上搜索“动态解析”可以找得到 64.233.179.104 4. I designed this rhyme To explain in due time All I know Time is a valuable thing Watch it fly by As 是我写下这首歌曲正好让你知道我知道的一切时间比钱还珍贵眼睁睁看它像 laizzy.yculblog.com 5. Explain in English the underlined parts of the 二、用英语解释划线部分 zikao.netbig.com 6. On judicatory explain in our country 论我国的司法解释 www.ilib.cn |
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英汉双解词典包含2704715条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。