“外用避孕”的概念、定义、翻译、参考文献-科学参考

单词	外用避孕
释义	外用避孕 Encyclopedia 医学外用避孕释 barrier methods外用避孕用物理方法（机械阻挡）不让精子到达子宫腔内，或用化学制剂在阴道内灭活精子，也可两者结合，以此阻挡精、卵相遇而避孕的方法。
随便看	Eastman Kodak Co. Eastman Kodak Company Eastman Kodak Company in Shanghai East Pacific Rise east pacific rise east pearl collection in China east point East Pyongyang Grand Theatre East Rennell east route of south-to-north water transfer project East Sayan Mountains East Scheldt Tide Lock East Siberian Sea East Timor East to west water transfer project in Peru Eastward Prelude east-west asymmetry east-west effect east-west line east-west poverty alleviation collaboration East-West relationship East Wind east wind drift Eastwing of National Gallery,Washington D.C. East Yang province

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