n.（枪炮的）瞄准具，瞄准器...

immunoenzymology的音标：immunoenzymology的英式发音音标为：[ɪmjʊnəʊnzi:'mɒlədʒɪ]immunoenzymology的美式发音音标为：[ɪmjʊnoʊnzi'mɒlədʒɪ]...

bunch的音标：bunch的英式发音音标为：[bʌntʃ]bunch的美式发音音标为：[bʌntʃ]...

n.半月形堡垒，新月型的事物...

n.战场，论争的主题...

pronoun的音标：pronoun的英式发音音标为：['prəʊnaʊn]pronoun的美式发音音标为：['proʊnaʊn]...

misfortune的音标：misfortune的英式发音音标为：[ˌmɪs'fɔ:tʃu:n]misfortune的美式发音音标为：[ˌmɪs'fɔrtʃun]...

Antitank weapon: Any of several guns, missiles, and mines intended for use against tanks.反坦克武器: 攻击坦克用的枪炮、火箭 、 导弹和炸雷等.Submarine and carrier aircraft were the menaces the great guns could not fight.潜艇和航空母舰上的飞机,构成了那些大炮无法应付的...

Sampdoria lost their unbeaten record with a 2-1 home defeat against Genoa.桑普多利亚队主场1比2负于热那亚队之后，终止了自己的不败纪录。Haynes was still at the crease, unbeaten on 84.海恩斯还在击球线上，他已经得了84分了。He's unbeaten in 20 fights.他20战全胜。...

unreal的反义词有：real。adj.unreal的反义词（不存在的;非现实的）：real。...

understandings的音标：understandings的英式发音音标为：[ʌndəs'tændɪŋz]understandings的美式发音音标为：[ʌndəs'tændɪŋz]...

adj.整年的，一年到头的...

unusual的近义词/同义词有：odd, of, novel, queer, ordinary, different, unique, out, rare, uncommon, the, distinctive, fantastic, colorful, rare, queer, remarkable, especial, different, curious, unique, exceptional, uncommon, novel...

空肠回肠炎...

untidy的第三人称单数（三单）为：untidies...

v.截面的( truncate的现在分词 )，截头的，缩短了的，截去顶端或末端...

unconstitutional的近义词/同义词有：illegitimate, unauthorized, unlawful, illegal, unauthorized, illegal, unlawful, illegitimate。adj.unconstitutional的近义词（违反宪法的;非法的）：illegitimate, unauthorized, unlawful, illegal。unconstitutional的近义...

n.故障，功能障碍，失灵vi.失灵，发生故障...

n.恶棍，坏蛋( scoundrel的名词复数 )，鼠辈...

The geographic distribution of lung cancer was dissimilar to that of industrialization.肺癌的地理分布同工业化的分布不尽相同.Objective This research is to investigate radical operation adopted to treat lung cancer identified by VATS.目的探讨电视...

lungful的音标：lungful的英式发音音标为：['lʌŋfʊl]lungful的美式发音音标为：[]...

undermine的一般过去时为：undermined...

unquestionable的近义词/同义词有：positive, certain, indisputable, undeniable, positive, indisputable, demonstrable, undeniable, certain, decided。adj.unquestionable的近义词（无疑问的）：positive, certain, indisputable, undeniable。unquestiona...

We got a fix on the missile launching site.我们确定了导弹发射场的位置.She was fascinated at the spectacle of a rocket launching.她被发射火箭的壮观场面强烈地吸引住了.The rocket lifted off from its launching pad.火箭从它的发射台上发射而出....

undertone的音标：undertone的英式发音音标为：['ʌndətəʊn]undertone的美式发音音标为：['ʌndərtoʊn]...

adj.不拥挤的，宽敞的...

mountain的复数形式为：mountains...

One in five undergraduates cannot write grammatically.有1/5的本科生写作不合语法规则。All undergraduates reading English attend a turtorial group each week.所有攻读英语的本科生每周上一次导师辅导课.This is a course for undergraduates.这是为本科生开的一门课....

bunch的近义词有：pack, package, packet, parcel, bunch, bundle。下面这些名词均有"捆，包"的含义：pack：指专为背负而包扎的包裹，也指驮物等。package：指包装整齐严密的包裹或一包、一捆、一盒东西。packet：一般指小件行李、邮包、还可指更小一些的包。parcel：着重指邮包，也指将东西扎成小包或不太大的包。bunch：指有规则地把同类东西固定在一起。bundle：指多件东西被捆扎...

Don't let those punk staffers take advantage of you.别让那些混蛋小员工把你利用了.By the 80 s, punk rock had really had its heyday.到了20世纪80年代, 朋克摇滚乐已经到了全盛时期....the spiky punk hairdo that became his trademark.成为他标志的朋克刺猬头The band ha...