“经前苦恼障碍”的概念、定义、翻译、参考文献-科学参考

单词	经前苦恼障碍
释义	经前苦恼障碍 Encyclopedia 理学抑郁障碍释 premenstrual dysphoric Disorder经前苦恼障碍女性在月经前由激素水平波动而导致一系列生理和心理上变化的一种抑郁障碍。又称经前烦躁症、经前期紧张症。
随便看	principal norm principal normal principal normal complex principal normal form principal normal line principal normal plane principal normal section principal normal surface principal normal vector principal number principal nutation principal object principal offender principal of land laws principal of least dissipation of energy principal open set principal optical axis principal orbit principal orbit type principal order principal order module principal parabola principal parameter principal part principal partition

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。