retain的反义词有：abandon, discard, abandon。vt.retain的反义词（保留,保持）：abandon, discard。retain的反义词（其他释义）：abandon。...

tail的现在完成时为：tailed...

n.缩减，缩短...

Students all over the country are facing an uncertain future.全国各地学生前途未卜。The sandbank was uncertain, like quicksand under his feet.那个沙坝并不稳固，他脚下如同踩着流沙一般。For a minute he looked uncertain, and then recovered his composure.有一...

Voltaire的音标：...

TV supplies a lot of entertainments to us.电视给我们提供了许多娱乐.There were feasts and banquets, theatrical entertainments and sporting competitions between local groups.有酒席宴会、戏剧演出和地方队之间的体育竞赛。The town offers entertainments of a ki...

Fish was unobtainable in certain sections of Tokyo.在东京的某些地方是买不到鱼的。Tickets seem unobtainable to the ordinary mortal.普通人好像根本买不到票。It would take a worldwide crisis to make food unobtainable from any source.只有发生全球性危机,才会到处买不到食...

attaining的音标：...

detain的现在完成时为：detained...

sustain的现在进行时为：sustaining...

appertain的第三人称单数（三单）为：appertains...

tailor的第三人称单数（三单）为：tailors...

retaining的音标：retaining的英式发音音标为：[rɪ'teɪnɪŋ]retaining的美式发音音标为：[]...

harntail的音标：harntail的英式发音音标为：[hɑ:n'teɪl]harntail的美式发音音标为：[hɑn'teɪl]...

The village obtains all its energy from renewable sources.这个村子完全利用可再生能源.The custom still obtains in some districts.这种风俗在某些地方仍然流行.This obtains with most people.这是多数人公认的....

The betaine will collapse to the alkene only when these two functions are eclipsed.只有当这两个基团移至重迭位置时碘盐才能裂解为烯烃.Ingredients: Purified water, Cucumber Extract, Hyaluronic Acid Myristic Acid, Cocoamidopropyl Betaine.主要成份: 维他命E...

燕尾形表面刻琢...

certain的比较级为：more certain...

Liz was being paid a regular monthly retainer.利兹每月得到一笔预付金。I'll need a five-hundred-dollar retainer.我将收取500美元的定金。The agency will pay you a monthly retainer.这个机构将会每月付给你聘用金。...

The book authentically and intimately describes the small details of her daily life.本书翔实地记述了她日常生活中的小细节。Can you fill in some of the details of your career?能不能把你的工作经历填得详细一点？They provided only skimpy details.他们提供的细节不充分。They...

obtain的近义词有：acquire, obtain, gain, get, win, earn, secure。下面这些动词均含"获得，取得，得到"之意acquire ：强调通过不断的、持续的努力而获得某物，也指日积月累地渐渐地获得。书面语用词。obtain ：较正式用词，着重通过巨大努力、要求而得到所需或盼望已久的东西。 gain ：侧重指经过努力或有意识行动而取得某种成就或获得某种利益或好处。get ：普通用词，使用广泛，可指以...

When in danger, the anteater lashes its tail round a branch.遇有危险，食蚁兽会迅速用尾巴卷住树枝。I couldn't make head nor tail of the damn film.这部该死的影片我一点儿都看不懂。The boys wore black tail coats in mourning for George III.男孩身穿黑色燕尾服为乔治三世服...

He sustained serious neck injuries after he broke someone's fall.有人坠落压在他身上，致使他颈部受重伤。He had sustained a cut on his left eyebrow.他左眼眉上留下了一道疤。"I very much regret the injuries he sustained," he said.“我对他的受伤感到很遗憾，”他说。...

contain的音标：contain的英式发音音标为：[kən'teɪn]contain的美式发音音标为：[kən'ten]...

I think containerization is one of the best loading methods at present.我认为集装箱运输是目前最佳运输方法之一.Of course the shipment of goods has been changed by the technique of containerization.当然货物装运随集装箱运输技术而改变.Containerization is regar...

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obtain的现在进行时为：obtaining...

Entailment is the converse of the relation of logical consequence.导出是逻辑推论关系的逆叙.Entailment is a relation of inclusion.蕴涵是一种包含关系....

stain的复数形式为：stains...

The temperature a star attains is determined by its mass.恒星所达到的温度取决于它的质量.After 5 days, the mass completely hardens and attains a brittle nature.在5天以后, 山梨醇完全地硬化并且获得易碎的性质.A large South American freshwater food fish ( Arapa...