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retain的第三人称单数（三单）为：retains...
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retain的近义词/同义词有：hold, save, preserve, keep, maintain, preserve, maintain, keep, hold, employ, save。vt.retain的近义词（保留;维持）：hold, save, preserve, keep, maintain。retain的近义词（其他释义）：preserve, maintain, keep, hold, employ, save。...
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We shall retain our rights.我们将保留我们的权利。You must retain your school reports.你必须将学习成绩单保存好。Lungs retain relatively insoluble particulate material.肺脏内留有不溶解的颗粒物质.They may be expected to retain an important place in radiation d...
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retain的近义词有：keep, retain, reserve, preserve, conserve, withhold。下面这些动词均有"保持，保存"的含义：keep：最常用词，指长时间牢固地保持或保存。retain：指继续保持。reserve：正式用词，指为了将来的用途或其他用途而保存、保留。preserve：主要指为防止损害、变质等而保存。conserve：一般指保存自然资源，保全人的精力、力量等。withhold：指扣住不...
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retain的现在完成时为：retained...
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vt.保持，留在心中，记住，雇用，付定金保留...
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retain的反义词有：abandon, discard, abandon。vt.retain的反义词（保留,保持）：abandon, discard。retain的反义词（其他释义）：abandon。...
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Daily facial exercises help her to retain the skin's elasticity.每天做面部运动帮助她保持皮肤弹性。Disney will retain a 51 percent controlling interest in the venture.迪斯尼将保留该项目51%的控股权。Vegetables should retain some firmness and should...
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retain的音标：retain的英式发音音标为：[rɪ'teɪn]retain的美式发音音标为：[rɪ'ten]...
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retain的一般过去时为：retained...