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有机化学家接受了平均平面环己烷的理论.Organic chemists accepted the theory of the average planar cyclohexane ring.环己酮和过氧化物可用来化替过氧化环己酮.Cyclohexanone and peroxide may be used in place of cyclohexanone peroxide.后者经过热解,就转变成环己二烯酮的衍生物.Thermolysi...
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Like a chameleon, he could merge unobtrusively into the background...他就像一条变色龙，可以神不知鬼不觉地隐藏在背景中间。Many companies merge and few demerge.有很多公司合并，而分立的却很少。Waves come, arise. fall and again merge into the ocean.浪来时, 我们就出现了, 浪退去时...
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coccinellin的音标：coccinellin的英式发音音标为：[kɒksɪ'nelɪn]coccinellin的美式发音音标为：[kɒksɪ'nelɪn]...
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dermatoglyphics的音标：dermatoglyphics的英式发音音标为：[dɜ:mətə'glɪfɪks]dermatoglyphics的美式发音音标为：[dɜmətə'glɪfɪks]...
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adj.空的，空虚的，空洞的，空闲的，无效的，徒劳的，无聊的，愚蠢的，言语或行动空洞的vt.（使）成为空的， 把…弄空，把…腾出来vi.成为空的，流空n.空车，空的东西...
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cerebral的音标：cerebral的英式发音音标为：['serəbrəl]cerebral的美式发音音标为：[sə'ri:brəl]...
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v.（指声音等）回荡于某处( resound的过去式和过去分词 )，产生回响，（指某处）回荡着声音...
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This book has two appendices.这本书有两个附录.The content of a book or document exclusive of prefatory matter, codicils, indexes, or appendices.正文除去序言、补遗 、 索引和附录的书或文献的主要部分.Hand symbols in the main body of the text cross - refer ...
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脂球蛋白...
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无论何时，任何时候...
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A career or vengeance so direful that London was shocked.这种抱负心或报复心如此可怕,整个伦敦都惊呆了.What mind is there that does not shrink from its direful effects?哪一颗心不会在这令人毛骨悚然的三个字前抽搐痉挛?Gratiano mischance ; the cry is very direful.葛 莱西 安...
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The drum is one of the oldest musical instruments.鼓是最古老的乐器之一。When you beat the drum, you feel good.敲鼓的时候感觉很好。A long drum roll introduced the trapeze artists.长长的一阵紧锣密鼓声中迎来了高空秋千表演者。...
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couch的复数形式为：couches...
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Alzheimer's disease ﹐ pneumonia, lung cancer, vomiting bleed, haemorrhoids blood in stool , physical injuries.早老性痴呆﹐肺炎 ﹐ 肺痈 ﹐ 吐血﹐痔疮 ﹐ 便血 ﹐ 打扑伤肿毒等.Diagnosis Bronchiolitis obliterans organizing pneumonia ( BOOP ) resu...