Learner's definition of SO
1
a : to a degree that is suggested or stated（程度上）如此，这么，那么 -
She had never felt so happy. [=had never felt as happy as she did then]她从来没这么高兴过。
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You shouldn't eat so fast. [=you should eat more slowly]你不应该吃得这么快。
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I don't think they can score twice in so short a time.在这么短的时间内两次得分，我觉得他们做不到。
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It was hot last summer—but less so than this summer. [=but not as hot as it was this summer]去年夏天很热，但今年夏天更甚。
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The play was impressive—(all) the more so [=it was even more impressive] because the students had written it themselves.这部戏很精彩，更难得的是剧本是学生自己写的。
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There has always been an interest in genetic cloning, but never more so than in recent years.基因克隆向来引人关注，近年来更是如此。
—
often + that —
often used with as when making a comparison, when giving an example of some quality, or when describing someone or something作比较、举例或描述时常与as连用 -
She had never been so [=as] nervous as when she performed for the queen.她以前从来没有像给女王表演时这么紧张过。
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His latest novel is not so suspenseful as his others.他最新的小说不如他的其他作品有悬念。
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How can you be so cruel as to criticize her weight?拿她的体重打趣，你怎么能如此伤人呢？
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Would you be so kind as to help me with my bags? [=would you please help me with my bags?]劳驾您帮我拿下包，好吗？
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Sailing is not so much a science as an art. [=sailing is more of an art than a science]与其说航海是门科学，不如说是门艺术。
— see also so much as (below) b : to a great degree : very or extremely非常；极度 -
He looked so handsome in his suit.他穿上西服看起来很帅。
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We are all so excited about the trip.我们对于这趟旅行都兴奋不已。
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I'm so happy that you decided to join us for dinner.你决定和我们一起吃饭，我非常高兴。
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He loves her so. [=very much]他非常爱她。
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Not so long ago [=a short time ago], she was the nation's best gymnast.不久之前，她曾是这个国家最好的体操运动员。
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I feel so much better after taking that nap.打了个盹以后，我觉得好多了。
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Thank you so much for your help.非常感谢你的帮助。
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The game is so much fun. [=is very enjoyable]这个游戏很有意思。
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He dislikes her so much that he won't even talk to her.他很讨厌她，甚至都不愿意和她说话。
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The test was not so very hard after all.毕竟那次考试不是很难。
◊ When this sense of so is used before an adjective alone, it is considered informal.当此义项的so单独用于形容词前时，被认为是非正式用法。
c informal : without any doubt —
used to make a statement more forceful毫无疑问地，多么（用于加强语气） -
I so don't believe you.我确实不相信你。
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I so wanted them to win.我多么希望他们能赢。
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That was so not the right thing to say!那件事确实不应该说！
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That shirt is so you. [=it looks like something you would wear; it is very typical of your style]那件衬衫你穿非常适合。
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Her hairstyle is so 1980s. [=it's out of date and looks like the hairstyles that were popular in the 1980s]她的发型特别像20世纪80年代的风格。
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It's so not fair. [=it's very unfair]这太不公平了。
2
: to a definite but not specified amount（数量上）这么 -
“He is about so tall,” she said, raising her hand about six feet in the air.“他大约这么高。”她说着，把手举到大约六英尺高的地方。
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I can only move so fast.我只能走这么快了。
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I have never seen so many geese on one pond before.我从没见过一个池塘里能有这么多鹅。
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I can only do so many things at a time.我一次只能做这么多事。
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I can do only so much in a day.我一天只能做这么多。
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There is still so much to be done before the guests arrive.客人到达之前，还有很多事情要做。
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There is only so much negative criticism a person can take. [=a person can only take a certain amount of negative criticism]一个人所能忍受的负面评判是有限的。
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The house burned like so much paper. [=like something made of paper]这栋房子像纸做的一样烧了起来。
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The explanation sounded like so much [=like a lot of] nonsense.这种解释听着像是一派胡言。
3
: in the same way同样地 -
She was always a hard worker and so was her father. [=and her father was too]她是个工作狂，她父亲也是。
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“I'm going to the concert.” “So am I.” [=I am also going]“我准备去听音乐会。”“我也准备去。”
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“I wish I had a coffee right now.” “So do I.” [=I do too]“我现在真希望能喝杯咖啡。”“我也是。”
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(US, informal) “I really like her music.” “So don't I.” [=so do I; I do too]“我非常喜欢她的音乐。”“我也是。”
4
: in the way that is stated or suggested如此；就这样 —
often + that 5
informal : most certainly确实；当然 -
“I never said that” “You did so.” [=too, indeed]“我从来没说过那些话。”“你肯定说过。”
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“You're not really leaving.” “I am so.”“你不是真的要离开吧。”“我确实是要离开。”
and so forth
or and so on
: and other things often of the same or similar kind等等；诸如此类 -
Magazines, newspapers, journals, and so forth are on the second floor of the library.杂志、报纸、期刊等都在图书馆的二层。
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She wanted to know about my family, my childhood, my hopes and fears, (and so on) and so forth.她想要了解我的家庭、我的童年、我的希望和担忧等等。
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I bought milk, eggs, bread, and so on.我买了牛奶、鸡蛋、面包等东西。
every so often
— see every
never so much as
— see never
so help me (God)
— see 1help
so much
: an amount, price, etc., that is not stated or known（数量、价格等）如此，这么
so much as
—
used after a negative word (such as not or a contraction of not) to stress the smallness of an amount or effort甚至（用在否定词后，强调数量之少或事情之小） -
We didn't hear so much as a word from her the whole time. [=we didn't hear a word from her]自始至终，我们甚至都没听到她说一个字。
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Not only did they not help, they didn't so much as [=even] offer to help!他们不仅没帮忙，甚至都没表示要帮忙！
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They ended their date without so much as a hug.约会结束时，他们甚至连个拥抱都没有。
— see also 1so 1a (above)
so much for
informal 1
—
used to say that everything that can be said about or done with something or someone has been said or done（能说的或能做的）就这么些，到此为止 -
So much for the history of the case. Now we'll look at its implications.这个案例的背景就这么些，现在我们来看它的意义。
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Well, so much for that idea. [=that idea was not successful] We'll have to try something else.好了，那个想法就别再提了。我们得想其他方法。
2
—
used to say that something has ended结束
so much so (that)
: to the extent that如此（以至） 2 so /ˈsoʊ/ pronoun
Learner's definition of SO
—
used to refer to something that has just been stated or suggested这样（用于指代刚提到的事情） -
“Has she left?” “I believe so.” [=I believe she has left]“她已经离开了吗？”“我想是这样。”
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If you have not yet returned the form, please do so immediately. [=please return it immediately]如果你还没有交回表格，请现在立刻交。
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“Is it true?” “I think/hope so.”“这是真的吗？”“我想/希望是真的。”
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They're going to help us move, or so they said.他们准备帮我们搬家，或者说他们是这么说的。
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If you wanted to leave early, you should have said so.如果你想早点走，你应该早点说一声。
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“They're getting married.” “Really? Who said so?”“他们要结婚了。”“真的吗？谁说的？”
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“I heard you're moving to New York.” “Who told you so?” [=who told you that?]“我听说你要搬到纽约去。”“谁告诉你的？”
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I didn't like the dress and told her so. [=told her I didn't like it]我不喜欢这条连衣裙，我跟她直说了。
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“Is he coming to the meeting?” “So he says.” [=he says he's coming]“他来开会吗？”“他说要来。”
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“You were late this morning.” “So I was—what's it to you?”“你今天早上迟到了。”“是迟到了，这和你有什么关系？”
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I might be late. If so [=if I am late], please start the meeting without me.我可能会迟到。如果我迟到了，你们先开会，不用等我。
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Fold the paper like so. [=like this]请把纸这样折起来。
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If they insist on going, so be it. [=if they insist on going, they will go, and there is nothing I can do to stop them]如果他们坚持要去，那就让他们去吧。
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“Today is the first day of winter.” “Why, so it is.”“今天是冬季的第一天。”“哎呀，真是冬天了。”
if I may say so
— see 1say
or so
—
used to say that a number, amount, etc., is not exact大约；左右 3 so /ˈsoʊ/ conjunction
Learner's definition of SO
1
: for that reason : and therefore所以；因此 -
We were bored with the movie, so we left.我们觉得那部影片很无聊，所以离场了。
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I don't want to go, so I won't.我不想去，所以我不去。
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There are no more chairs available, so you'll have to stand.没有可用的椅子了，所以你只好站着。
2
—
used to say the reason for something以便；为了 -
Please be quiet so I can study.请保持安静，这样我才能学习。
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She pulled him to the side so that no one else could hear their conversation.她把他拉到一旁，这样别人就不会听到他们的谈话。
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Let's get there early so that we can get good seats.我们早点到那儿吧，可以占个好位子。
3
—
used in speech to introduce a statement or question那么，就这样（用于口语，引出下文） -
So here we are.就这样我们到了。
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So, we meet at last!就这样，我们终于见面了。
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So, as I was saying, the car is used but in good condition.那么如我刚才所讲，这辆车虽是旧的，但车况良好。
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So, how did the test go?那么，测试进展如何？
4
—
used in speech to say in a somewhat rude or annoyed way that something is unimportant那又如何（用于口语，有点粗鲁或恼怒地表示不在意某事） -
So I mispronounced the word. You still understood what I meant.那个词我读错了又怎样。你依然明白了我的意思。
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“I'm taller than you!” “So?”“我比你高！”“那又如何？”
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She has a glass of wine now and then—so what? = So what if she has a glass of wine now and then? [=why should anyone object if she has a glass of wine now and then?]她时不时地喝上一杯——那又如何呢？
5
—
used in speech to say that you have just become aware of someone or something噢，啊（用于口语，表示刚刚意识到某人或某事） -
So, that's who did it!噢，是那人干的！
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So there you are. I've been looking for you.啊，原来你在这儿。我一直在找你呢。
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“Goodbye, then.” “So you're not coming with me after all!”“那么，再见了。”“噢，说到底，你还是不和我一起来！”
4 so /ˈsoʊ/ adjective
Learner's definition of SO
not used before a noun
: agreeing with actual facts : true是真的 -
You are saying things that are just not so.你讲的不是真的。
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I heard you met the president—is that so?我听说你见过总统，那是真的吗？
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She thinks I'm angry at her, but that just isn't so. [=I'm not angry at her]她认为我在生她的气，其实不是这样的。
5 so /ˈsoʊ/ noun
Learner's definition of SO
[noncount] music