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A series of ~1 H NME decoupling experiments then led to the carbon skeleton of koumine.2的相对构型系通过~1HNMR分析而判断....
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n.爬虫学...
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go的反义词有：stop, stay, arrive, remain, come, come, remain, enter, stay。vi.go的反义词（离去;移动）：stop, stay, arrive, remain, come。go的反义词（其他释义）：come, remain, enter, stay。...
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凸凹不平的石墙就像一条很深的运河的河岸。The rough rock walls were like the sides of a deep canal.他们沿着河岸向西出发了。They set out in a westerly direction along the riverbank.罗伯特失足滑下了河岸。Robert lost his footing and slithered down the bank....
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preeminent的音标：preeminent的英式发音音标为：[prɪ'emɪnənt]preeminent的美式发音音标为：[pri'ɛmənənt]...
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damascenine的音标：damascenine的英式发音音标为：['dæməsi:nɪn]damascenine的美式发音音标为：['dæməsinɪn]...
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apogossypol的音标：apogossypol的英式发音音标为：[əpə'ɡɒsaɪpɒl]apogossypol的美式发音音标为：[əpə'ɡɒsaɪpɒl]...
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ergometrinine的音标：ergometrinine的英式发音音标为：[ɜ:ɡəʊ'metrɪnaɪn]ergometrinine的美式发音音标为：[ɜɡoʊ'metrɪnaɪn]...
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她已经戒了毒，并且认识到了生命可贵。She's kicked her drug habit and learned that her life has value.人们直到失去健康,才知道健康的可贵.People do not know the value of healthtill they lose it.在商业界善跟别人相处是可贵的优点.Ability to get along with people is an ass...
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v.（与thou一起使用），do的第二人称单数过去式...
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This paper determined a series of biochemical and physiological properties of Speeded ? growth poplar and Lombardy poplar.测定了速生杨与钻天杨的一系列生理生化特性,结果表明:速生杨的叶绿素、脯氨酸、脱落酸、抗坏血酸、可溶性糖含量、硝酸还原酶和过氧化物酶活性均高于钻天杨.You notice that your bre...
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mousse的复数形式为：mousses...
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n.百科全书，大全( encyclopaedia的名词复数 )...