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A new process and high effective catalyzer of acephate's synthesis was studied in this paper.本文提供一种用新型高效催化剂催化甲胺磷与酰化剂醋酐合成乙酰甲胺磷的新工艺.Acephate is on sale principally in the form of crystal in national and international ...
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interbedding的音标：interbedding的英式发音音标为：[ɪntɜ:r'bedɪŋ]interbedding的美式发音音标为：[ɪntɜr'bedɪŋ]...
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男高音独唱者因病今晚不能演出.The tenor soloist is unable to appear tonight because of illness.那位独唱者过去从未在伦敦演出过.The soloist had never performed in London before.独唱者跟不上乐队.The soloist drags behind the orchestra....
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gird的现在完成时为：girded...
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“奔跑”的反义词：步行。...
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Dozens of people milled around Charing Cross Road and Denmark Street.很多人在查令十字路和丹麦街周围徘徊。We married in the chapel of Charing Cross Hospital in London.我们是在伦敦查令十字医院的小教堂里结的婚。No additional charge for children under 12 charing ...
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vt.拼写，导致，意味着，组成（一个词）的字母是…vi.轮替n.符咒，咒语，魅力，一段时间，轮班...
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adj.无子女的，无结果的...
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preen的现在进行时为：preening...
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People were making for the air-raid shelters below ground.人们正奔向地下防空洞。The rebels attempted a surprise raid on a military camp.叛军试图突袭一处军营。The president was absolutely right in ordering the bombing raid.总统下令发动空袭是绝对合乎道义的。...
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clasper的音标：clasper的英式发音音标为：[k'lɑ:spər]clasper的美式发音音标为：[k'lɑspər]...
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encyclopedia的近义词/同义词有：reference, cyclopedia, lexicon, almanac, book, annual, thesaurus, dictionary, wordbook。n.encyclopedia的近义词（百科全书）：reference, cyclopedia, lexicon, almanac, book, annual, thesaurus, dictionary, wordbook...
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n.甘草酸盐...
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n.含义，含蓄，含意，言外之意，卷入，牵连，牵涉，纠缠，[逻辑学]蕴涵，蕴含...