| 单词 | 三叶虫 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 释义 | 三叶虫 —trilobiteSee also:叶 n—leave n • foliage n • page n 叶—lobe • be in harmony • (historical) period • surname Ye 虫 pl—pests pl • caterpillars pl 虫—person with a particular undesirable characteristic • lower form of animal life, including insects, insect larvae, worms and similar creatures
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石莲桦属分枝花柱（Cotyledion [...] tylodes）拥有高脚杯状的外形，杯体外环绕着U型消化道（图左化石的黑色特征，箭头象征食物的流动），这种动物往往将自己锚定在海床上或在固定的坚硬物质上，例 如 三叶虫 蜕 皮 后的外骨骼（图右为艺术构想图）。 chinese.eurekalert.org | Cotyledion tylodes had a goblet-shaped body that surrounded a U-shaped gut (dark feature in fossil at left; arrows denote flow of food), and the animal spent its life anchored to the seafloor or [...] to hard objects that had settled there, such as the molted [...] exoskeletons of trilobites (artist's representation [...]at right). chinese.eurekalert.org |
金三叶草（ 又名：淑女的手指）生长在沙丘和旱地，开黄色小花，花期可持续整个夏天。 clarinsusa.com | Yellow Clover or ladys fingers [...] grows in dunes and dry fields and produces small yellow flowers all through the summer. clarinsusa.com |
荷叶和瓢虫使用 了不同的技巧使其手感不同，打造充满立体感和感染力的T恤。 jshoppers.com | The leaf and ladybug have a different [...] aura created using special techniques, for a look with strong impact. jshoppers.com |
非洲几乎 70%的住户到 2008 年仍没有一顶驱虫蚊帐，四分之三的 5 岁以下幼儿没有驱虫蚊帐可用。 daccess-ods.un.org | Nearby 70 per cent of households in [...] Africa did not own an insecticidetreated net in 2008, and three quarters of children under [...]5 did not use one. daccess-ods.un.org |
袋鼠的儿子鲁迪抓住三叶草（ 乔什飞来飞去），并返回到霍顿，拒绝他母亲的命令，回到她的袋。 zh-cn.seekcartoon.com | Kangaroo’s son, Rudy (Josh [...] Flitter) grabs the clover and returns it [...]to Horton, refusing his mother’s orders to return to her pouch. seekcartoon.com |
秆2-6米，5-15毫米直径， [...] 节间圆柱状，15-35厘米，最初白色粉状，变得无毛； 鞘戒指隆起，木质； 壁1.5-2毫米厚； 竿箨三角形，厚纸质，稀少灰色的纤 毛 虫； 叶耳无 ； 叶舌削去或者稍凹，约1毫米； 叶片反折，钻形或者狭披针形，背面无毛。 flora.ac.cn | internodes terete, 15–35 cm, initially white powdery, becoming glabrous; sheath [...] ring elevated, [...] woody; wall 1.5–2 mm thick; culm sheaths triangular, thickly papery, sparsely gray ciliate; [...]auricles absent; [...]ligule truncate or slightly concave, ca. 1 mm; blade reflexed, subulate or narrowly lanceolate, abaxially glabrous. flora.ac.cn |
最早出现的是两条将来分别演化为新 仔 虫 第 三 咽 膜(P′3)和第二咽膜(P′2)的原基带, 随后出现的是位于外侧的新仔虫的单毛基索(HK′)。 actazool.org | With the development of the kinetosomes within the field, the peniculus 2 and 3 are formed, later the new haplokinety appeared, while the old haplokinety generated or duplicated the new peniculus 1. actazool.org |
竿箨紫色绿色，带有紫色条纹，未做记号，稀少棕色糙伏毛； 叶耳紫色，在基部鞘内小，和约1厘米在上部的内； 口头的刚毛稀，紫色； 叶舌紫色，温柔弧曲的或截形，约2毫米，白色的纤 毛 虫； 叶片直 立到水平，紫褐色具绿色的条纹， 狭 三 角 形 到线形。 flora.ac.cn | Culm sheaths purple-green, with purple streaks, unmarked, sparsely brown strigose; auricles purple, small in basal sheaths, falcate and ca. 1 cm in upper ones; oral setae sparse, purple; ligule purple, gently arcuate or [...] truncate, ca. 2 mm, [...] white ciliate; blade erect to horizontal, purple-brown with green streaks, narrowly triangular to linear. flora.ac.cn |
绿色的竿箨，有毛和有印记和棕色的乳突从下降的头发，边缘白色纤毛虫的白色或黄色的稀少； 叶耳紫色的或棕色，卵形的或很少镰刀形； 口头的刚毛直立，之字形； 叶舌紫色，削去，约1.5毫米，边紫色的纤 毛 虫； 叶片绿 色，宽披针形，边缘具缘毛，基部收缩，先端渐尖。 flora.ac.cn | Culm sheaths green, sparsely white or yellow hairy or with imprints and brown papillae from fallen hairs, margins white ciliate; auricles purple or brown, ovate or rarely falcate; oral setae erect, flexuose; ligule purple, truncate, ca. 1.5 mm, margin purple ciliate; blade green, broadly lanceolate, margins ciliate, base contracted, apex acuminate. flora.ac.cn |
三叶状的 先锋钻外形设计可以保证种植床制备精确，并且冷却效果好，不会过多地产热。 sic-invent.com | The optimized Tri-Spade technology [...] ensures a precise bone cut and improved cooling during drilling. sic-invent.com |
娇韵诗研究者近来发现，金三叶草具 有众多美容功效：减轻由UVA和UVB引发的炎症，提高反应性皮肤对阳光的耐受性。 clarinsusa.com | Clarins researchers have recently revealed its numerous cosmetic properties: it reduces the inflammation caused by UVA and UVB rays and increases the sun tolerance of reactive skin. clarinsusa.com |
阿迪达斯三叶草和 Vans都利用了蛇的“酷”，纷纷推出了特别为2013年设计的特色产品。 labbrand.com | Adidas Originals and Vans all have leveraged the “coolness” of the snake and created feature products specially designed for 2013. labbrand.com |
托叶三角形，基部并非耳形，先端锐尖，铁锈色；叶柄 1.5-10 * 0.4-0.7 [...] 毫米； 叶片卵形到披针形， ( 1.5-)2-6.5(-10) * (0.8-)1-2(-3) 厘米，纸质，有时膜质，干时两面同色到稍褪色浅的带白色的绿色到淡黄的或带灰色的淡绿色，背面无毛到具稀疏长硬毛，正面无毛，基部圆形，有时钝，稀锐尖，先端渐尖。 flora.ac.cn | Stipules triangular, base not auriculate, [...] apex acute, ferruginous; petiole 1.5-10 × 0.4-0.7 mm; leaf blade ovate to lanceolate, [...](1.5-)2-6.5(-10) × (0.8-)1-2(-3) cm, papery, sometimes membranous, drying concolorous to slightly discolorous light whitish green to yellowish or grayish light green, abaxially glabrous to sparsely hirsute, adaxially glabrous, base rounded, sometimes obtuse, rarely acute, apex acuminate; secondary veins 3-6 pairs, sometimes not visible. flora.ac.cn |
学习如何去除花叶蚜虫之前 ，让我们先简单了解一下它们十分神奇而有趣的生命周期： 花 叶 蚜 虫 以 精 卵的形式度过冬天，这就是为什么这一阶段商业水果业极力防治蚜虫。 gardena.com | Before learning [...] about how to remove leaf aphids, let us first take a brief look at their thoroughly astounding and fascinating life cycle: Leaf aphids spend the winter [...]as eggs, which is why [...]they are combatted at this stage in commercial fruit-growing enterprises. gardena.com |
所生产的粮食的三分之一被害虫吃掉 、由于储存 不善被损坏或作为厨房废物被扔掉(富裕国家的消费者每年浪费的粮食——2.22 亿吨与撒哈拉以南非洲地区整个粮食净产量——2.3 [...] 亿吨相当)。 daccess-ods.un.org | About one third of the food that is produced is either eaten by pests, [...] destroyed owing to bad storage or just thrown away [...]as kitchen waste (annually, consumers in rich countries waste almost as much food — 222 million tons — as the entire net food production of sub-Saharan Africa: 230 million tons). daccess-ods.un.org |
有紫色绿色的基础，棕色糙伏毛，边缘具缘毛的竿箨黄绿色； 叶耳小； 口头刚毛2到数枚； 叶舌削去，约1毫米，白色的纤毛虫； 约的叶片直 立，棕色绿色，卵状披针形的或披针形，基部的宽是竿箨的先端的宽的1/2。 flora.ac.cn | Culm sheaths yellow-green with purple-green base, brown strigose, margins ciliate; auricles small; oral setae 2 to several; ligule truncate, ca. 1 mm, white ciliate; blade erect, brown-green, ovate-lanceolate or lanceolate, base ca. 1/2 as wide as apex of culm sheath. flora.ac.cn |
每末级的分枝叶3-6； 鞘无毛，有时给纤毛虫镶边； 叶耳通常无； 口头的刚毛不足，容易落叶，直立； [...] 叶片线状披针形的到披针形， 11-28 * 1.5-5 厘米，稀疏刚毛，次脉3-7配对，边缘粗糙，有细锯齿。 flora.ac.cn | Leaves 3–6 per ultimate branch; sheath glabrous, [...] margins sometimes ciliate; auricles usually absent; oral setae scarce, [...]readily deciduous, erect; blade linear-lanceolate to lanceolate, 11–28 × 1.5–5 cm, sparsely setose, secondary veins 3–7-paired, margins scabrid, serrulate. flora.ac.cn |
三叶片推 进式搅拌桨应该尽可能的接近烧杯底部，叶片转动时不要擦碰烧杯壁。 cn.lubrizol.com | The three-blade marine impeller should be [...] as near the bottom of the beaker as possible, without touching as the blade turns. lubrizol.com |
叶子全部基生；托叶三角形； 叶柄5- 19厘米，长硬毛状柔毛或疏生长柔毛； 叶片正面在脉间或接近脉的角上通常粉黄绿到白色，斜卵形或近圆形， [...] 5-20 * 4-13 厘米， 通常有角度地浅裂， 背面的稀少或者适中多毛的在脉上，正面具柔毛，稀少被绒毛，或者非常稀少微糙，基部5或6脉，第三脉细，随机网状，基部深心形，边缘细齿或细圆齿，先端渐尖或锐尖。 flora.ac.cn | Leaves all basal; stipules triangular; petiole 5-19 [...] cm, hirsute-villous or sparsely villous; blade adaxially often pale [...]green to white on angles between or near veins, obliquely ovate or suborbicular, 5-20 × 4-13 cm, often angularly shallowly lobed, abaxially sparsely or moderately hirsute on veins, adaxially pilose, sparsely tomentose, or very sparsely scaberulous, basally 5- or 6-veined, tertiary veins fine, randomly reticulate, base deeply cordate, margin denticulate or crenulate, apex acuminate or acute. flora.ac.cn |
Mi-24为双发五叶主旋桨三叶尾桨 直升机。 hobbyboss.com | The Mi-24 is a twin-engined with a five-bladed [...] main rotor and three-bladed tail rotor aircraft. hobbyboss.com |
PPS纤维通常为圆形，但东洋纺的三叶 形 PP S纤维制成的纱和基布的强度较高，还可有效增加表面积，提高过滤效率及空气透过率，减少压力，达到减少能源消耗，延长清洗滤袋的时间间隔；此外也有中空和带状形式的PPS纤维。 china-otem.com | PPS fibers are usually [...] round, but Toyobo trefoil PPS fiber yarn [...]and fabric have high strength, can effectively increase [...]the surface area, improved filtration efficiency and air permeability, reduce stress, can reduce energy consumption to extend the interval cleaning time for filter bag; There are also hollow and ribbon PPS fiber. china-otem.com |
为保证扩孔钻在种植窝洞内方向稳定，其螺纹设计采用独特 的 三叶 状 腹侧反向切割形态。 sic-invent.com | It ensures that the direction remains stable, providing unusual concentricity. sic-invent.com |
为协助 各国对付针对粮食生产的恐怖主义而开展的活动包括：(a) 进行关于食品安全、 动植物健康问题的能力建设(培训班、各种项目),包括促进风险分析和加强基层 能力，以确保国家能够监测、诊断、报告和应对 病 虫 害 和 疾病的爆发；(b) 食品 标准法典委员会和国际植物保护公约制定有关标准；(c) 设立一个食物链管理框 架以便对跨界动植物病虫害和疾病造成的食物链危机、粮食安全威胁和紧急情 况，以及对核放射性威胁级紧急情况，进行预防、预警、防备和应对工作；组织 国际论坛讨论与粮食和农业相关的生物风险管理问题。 daccess-ods.un.org | Specific activities that assisted countries in relation to terrorism targeted at food products included: (a) capacity-building (training courses, projects) concerning food safety, animal and plant health, including promotion of risk analyses and developing base-level capacity to ensure national ability to [...] monitor, diagnose, report and [...] respond to pest and disease outbreaks; (b) the standard setting work of the Codex Alimentarius Commission and the International Plant Protection Convention; (c) the establishment of a Food Chain Crisis Management Framework for prevention, early warning, preparedness and response to food chain crises caused by transboundary animal and plant pests and diseases, [...]food safety threats [...]and emergencies, as well as nuclear and radiological threats and emergencies; and the organization of international forums to discuss biological risk management in relation to food and agriculture. daccess-ods.un.org |
竿箨黄绿色或者苍白的红棕色，变得稻草色，带有易变依大小排列的棕色的点，基础随着白色的青春期推进； 叶耳和口头的刚毛无； 叶舌黄绿色，削去或者身体虚弱凸在先端，非常短，1-2毫米，边更长的苍绿色纤 毛 虫； 反折，绿色的叶片， 具黄边缘，在上面鞘内皱曲的线形，平或。 flora.ac.cn | Culm sheaths yellow-green or pale red-brown, becoming straw-colored, with variably sized brown spots, base edged with white pubescence; auricles and oral setae absent; ligule yellow-green, truncate or weakly convex at apex, very short, 1–2 mm, margin longer pale green ciliate; blade reflexed, green, with yellow margins, linear, flat or crinkled in upper sheaths. flora.ac.cn |
但是，还可以采取其他的行动加强所实现的淘汰，例如采取有 [...] 利环境的生产做法、降低进口替代品价格的新奖励措施和正确地查明影响作物的具体 害虫 或疾病。 multilateralfund.org | However, other actions could also be taken to strengthen the phase-out achieved, such as the adoption of environment-friendly production practices, new incentives to [...] reduce the price of imported alternatives and the correct identification of [...] the specific pests or diseases [...]affecting crops. multilateralfund.org |
实验室助理员额任职者将负责提供血液学研究、免疫血清学、生物化学、常 规尿便分析、微生物学和寄生虫学等 基本实验室服务；根据医生要求收集转诊病 [...] 人的样本；提供化验结果报告，编制每周、每月和每年的实验室报告；盘存设备、 试剂及其他消耗品，确保实验室设备保持清洁、符合标准和妥善储存。 daccess-ods.un.org | The incumbent of the post of Laboratory Assistant would provide basic laboratory services, such as haematology study, immuno-serology, [...] biochemistry, routine urine and stool analyses, [...] microbiology and parasitology; collect samples [...]from referred patients as requested [...]by doctors; provide a report of the test results and prepare weekly, monthly and annual laboratory reports; take inventory of equipment, reagents and other consumables; and ensure that laboratory equipment is kept clean and up to standard and is stored correctly. daccess-ods.un.org |
1960 和 1970 年代所谓的绿色革命，在相当大程度上造就了世界大部分地区 的现有粮食体系，当时推动农业产量增长的途径，一方面是更密集地使用灌溉用 水以及对环境有害的化肥和杀虫剂， 另一方面是推出许多新品种种子(图 O.3)。 daccess-ods.un.org | In large parts of the world, food systems were shaped to a considerable extent by the so-called green revolution of the 1960s and 1970s, which pushed agricultural yields as much through much more intensive use of irrigation water and environmentally harmful chemical fertilizers and pesticides, as through the introduction of new seeds varieties (figure O.3). daccess-ods.un.org |
印楝提炼物可以被用 来抵御袭击粮食作物的许许多多的害 虫 和 真 菌疾病；树种榨出的油被用来治疗感冒和流 感；将油混在肥皂里，据说能够以低成本缓解疟疾、皮肤病甚至脑膜炎的病情。 iprcommission.org | Neem extracts can be used against hundreds of pests and fungal diseases that attack food crops; the oil extracted from its seeds is used to treat colds and flu; and mixed in soap, it is believed to offer low cost relief from malaria, skin diseases and even meningitis. iprcommission.org |
竿箨上部松弛为秆随函附上，似纸，和白色被绒毛的棕色糙伏毛的最初，边棕色的纤 毛 虫； 叶耳无的或不明显； 口头刚毛稀，，； 叶舌削去，0.5-2毫米，无毛或具缘毛； 叶片直立，线形的或狭披针形。 flora.ac.cn | Culm sheaths distally loosely enclosing culm, papery, initially brown strigose and white tomentose, margins brown ciliate; auricles absent or inconspicuous; oral setae sparse, short, scabrid; ligule truncate, 0.5–2 mm, glabrous or ciliate; blade erect, linear or narrowly lanceolate. flora.ac.cn |
同样的逻辑可见与英国的农业革命，新圈的土地允许放牧 [...] [...] （此前用公有地）与耕作的紧密结合，用典型诺尔福克（Norfolk）轮作模式—— 小麦-芜箐-大麦-三叶草——中的芜箐 和 三叶 草 来喂牲畜和恢复/提高地力，借牲畜 节省人力来耕田（Allen1992: [...]111; Overton 1996: 3; 亦见黄宗智 2007[2002]： 231）。 lishiyushehui.cn | It was also evident in the English agricultural revolution, in which the newly enclosed farms permitted close coordination of animal husbandry (which had been done on [...] the commons fields) with [...] farming, using the crops (mainly clover and turnips, in the classic [...]Norfolk rotation pattern of [...]wheat-turnips-barleyclover) to feed the animals, and the animals to power and fertilize farming (Allen, 1992: 111; Overton, 1996: 3; cf. lishiyushehui.cn |
英汉双解词典包含2273206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。