“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	Ancient Trees in Mount Tianmu ancient trees in the Ming Tombs, Changping ancient trees in the Tanzhe Temple ancient trees in the Temple of Heaven Park ancient trees in Xiangshan Park Ancient Villages in Southern Anhui–Xidi and Hongcun World Culture Heritage ancient water conservancy projects in the Mesopotamia ancient water conservancy projects in the Nile valley Ancient Water Distribution Project ancient water-lifting machines ancient welding technology Ancient Well Irrigation Project ancient west asia architecture ancient winch ancient windmill ancillary ancillary and subordinate officials in prefectures and counties ancillary facilitie ancillary information ancillary statistic Anci Qu Anconɑ An Country Music ANCOVA Ancylostoma ceylanicum

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。