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The hydroxyl groups can be changed into esters , ethers , acetals and ketals, etc.最常用的羟基保护基可归纳为三类:酯类 、 醚类和缩醛或缩酮类.Eight acetals ( Ketals ) were synthesized under the optimal conditions.在最佳条件下,合成了八个缩醛 ( 酮 ) 化合物.The yields ...
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adj.但丁（意大利诗人）式的，庄重的...
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intorsion的音标：intorsion的英式发音音标为：[ɪn'tɔ:ʃən]intorsion的美式发音音标为：[ɪn'tɔʃən]...
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“胶接”的英语可以翻译为：cementing，glue joint ...
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hunts的音标：...
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adj.熟练的，有技能的，需要技能的，娴...
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你得自己把那株植物挖出来。You would have to dig up the plant yourself.按要求经常给每一株植物浇水。Water each plant as often as required.一株植物凋谢了，另一株又会盛开。As one plant fades, another comes into flower....
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She said that dreams go by contraries.她说梦与现实正相反.He has interpreted my statement by contraries.他把我的话解释反了.Many things in our lives go by contraries.人生中有许多与我们愿望相反的事情....
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“制欲药”的英语可以翻译为：antaphrodisiac，anterotic，antierotica ...
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来自世界各地的电视工作者和新闻记者齐聚一堂。There were television crews and pressmen from all around the world.来自投票站的消息称投票率很高。A high turnout was reported at the polling booths.来自首都洛美的报道称，部队驻扎在大街上。Reports from the capital, Lome, say troops are...
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duels的音标：...
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megalomaniac的复数形式为：megalomaniacs...
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embrangled的音标：...
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Fish in muddy waters : concern oneself with subjects that are unpleasant or very confused.涉及令人不快的或非常混乱的问题.The arena was scarred by deep muddy ruts.赛场上留下了深深的车辙泥痕。...a muddy track...泥泞的小道Dot disposition is stubborn compare...