“倒经”的概念、定义、翻译、参考文献-科学参考

单词	倒经
释义	倒经 Encyclopedia 医学﹝妇科病证﹞释 perimenstral bleeding from nose or mouth，retrograde menstruation倒经以经行前后或正值经期，出现周期性吐血或衄血为特征的病证。常伴有经量减少，又称经行吐衄、逆经。
随便看	weed biology weed classification weed community succession weed competition weed control weed control efficacy Weed diversity weed dormancy weed ecology weed fecundity weed flora weed growth potential weed harmfulness weed induced dormancy weediness weeding hoe weeding in ancient China weed innate dormancy weed mimicry weed persistence weed phenology weed plasticity weed population dynamics weed population ecology weed quarantine

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。