“emergency contraception”的概念、定义、翻译、参考文献-科学参考

单词	emergency contraception
释义	emergency contraception Encyclopedia 医学避孕释 emergency contraception紧急避孕无防护措施性交后的一定时间内，通过服药或放置宫内节育器等，避免非意愿妊娠的一类事后补救性避孕措施。
随便看	nebulosity nebulous bridge nebulous cluster nebulous envelope nebulous object nebulous patch nebulous ring NEC necator americanus necessary necessary and sufficient condition necessary and sufficient statistic necessary and sufficient σ-field necessary condition necessary condition for optimality necessary heirship necessary labor under the socialist system necessary labour and surplus labour necessary nutrients necessary observation necessary product and surplus product necessary statistic necessary topology necessity necessity and freedom in history

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。