“retarded menstruation”的概念、定义、翻译、参考文献-科学参考

单词	retarded menstruation
释义	retarded menstruation Encyclopedia 医学﹝妇科病证﹞释 retarded menstruation月经后期以月经周期错后1周以上，甚至3～5个月一行为主要表现的病证。又称经行后期、月经落后、经迟。
随便看	straightening theorem straightest path straight eyepiece straight fan straight fertilizer straight filament straightforward straightforward calculation straight helicoid straight knife cutting machine straight line straight-line arithmetic program straight line composition straight-line direction straight-line linkage straight-line method straight line motion straight-line representation straight-line segment straightness straightness artefact straightness measurement straight photography straight pile position survey straight polyomino

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。