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单词 menarche
释义
me·nar·che (mə-närkē)
n.
The initial onset of menstruation, usually occurring between the ages of 10 and 15.

[MEN(O)- + Greek arkhē, beginning (from arkhein, to begin).]

me·narche·al adj.
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更新时间:2025/3/22 20:28:52