menstrual cycle_单词menstrual cycle_menstrual cycle的解释和用法

menstrual cycle

menstrual cycle基本解释

月经周期

menstrual cycle相关例句

用作名词(n.)

menstrual cycle英英释义

Noun:

a recurring cycle (beginning at menarche and ending at menopause) in which the endometrial lining of the uterus prepares for pregnancy; if pregnancy does not occur the lining is shed at menstruation;
"the average menstrual cycle is 28 days"