menstruate

vi.行经，月经来潮；[生理]月经，月经期间

网络解释.来月经；采月经
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过去式：menstruated   过去式：menstruated   过去式：menstruating   过去式：menstruates  
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1 . Some girls may first ovulate even before they menstruate .

一些女孩的第一次排卵甚至可能出现在初潮之前。

来自柯林斯例句

2 . She began to menstruate regularly at 13 at intervals of 28～32 days with slight dysmenorrheal.

她于13岁开始有正常的月经,周期为28～32天,有轻度的月经痛.

来自《简明英汉词典》

3 . Why is the woman always met menstruate ?

女人为什么总会有月经?

来自互联网

4 . She began to menstruate regularly at 13 at intervals of 28~32 days with slight dysmenorrheal.

她于13岁开始有正常的月经,周期为28~2天,有轻度的月经痛.

来自互联网

英[ˈmenstrueɪt]||||||美[ˈmɛnstruˌeɪt]