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方法: 以甲醇为溶剂,以对羟基苯乙酮和溴为原料制备了α - 溴-4-苄氧苯基苯乙酮.Methods: α - Bromo - 4 - benzyloxy acetophenone is synthesized with 4 - hydroxy acetophenone and bromonium as materials and methanol as solvent.目的探讨西替利嗪的中间体1-犤 ( 4- 氯苯基 ) 苯甲基 犦 -...
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We had the pick of suits from the shop.我们买了店里最好的套装。This Australian wine is the pick of the bunch.这种澳大利亚葡萄酒是最好的葡萄酒.It's the pick of this month's new films.这是本月新上映的影片中的精品....
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湿度相对较低。The humidity is relatively low.由于湿度高,今晚屋子里不舒服.The house is not comfortable tonight because of the high humidity.飞行员抱怨说在高湿度条件下，“幻影”战斗机上的雷达出现了故障。Pilots complained that the radars in the Mirages malfunctioned during ...
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n.酸奶，酸乳酪...
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创建标签图标的PS文件,可在图标模板包里获得.Templates for creating tab icons in Adobe Photoshop are available in the Icon Templates Pack.创建对话图标的PS文件,可在图标模板包里获得.Templates for creating dialog icons in Adobe Photoshop are available in the Icon ...
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Louisa was dancing, spinning by herself, her skirt flying out and coiling around her feet.路易莎打着圈儿翩翩起舞，裙摆时而肆意飞扬，时而盘绕脚边。Certain extinct cephalopods have an unusual coiling shape.某些绝种的头足类动物具有特殊的旋卷形态.Thread coiling of bobbin...
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generatrix的音标：generatrix的英式发音音标为：[ˌdʒenə'reɪtrɪks]generatrix的美式发音音标为：[ˌdʒenə'reɪtrɪks]...
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英语很多词源出于拉丁文和希腊文.Many English words are derived from Latin and Greek.这个词是从希腊文来的.The word comes from Greek.英语 television 是个语源混杂的词,因为 tele 来自希腊文,vision来自拉丁文.The English word " television " is a mongrel because " tele " come...
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n.碱性中和剂，抗碱剂...
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exporters的音标：exporters的英式发音音标为：[ɪks'pɔ:təz]exporters的美式发音音标为：[ɪks'pɔtəz]...
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decibels的音标：decibels的英式发音音标为：['desɪbelz]decibels的美式发音音标为：['desɪbelz]...
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“离婚”的英语可以翻译为：divorce，break a marriage，get a divorce，divorce from，divorcement ...
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I'd never seen a clumsier, less coordinated boxer.我从没见过更笨拙、动作更不协调的拳击手。Toads have shorter legs and are generally clumsier than frogs.蟾蜍的腿比青蛙短,而且通常比青蛙丑.So far as I can judge , the GNOME Shell menus seem clumsier than ...