menstruation
/ˌmɛnstɹuˈeɪʃən/ 名词 C2中文： 月经、经血、经期、每个月那几天
- The periodic discharging of the menses, the flow of blood and cells from the lining of the uterus in unfertilized females of humans and other primates.
- An instance of menstruation, the part of each month during which a fertile woman menstruates.
复数 menstruations
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