| 单词 | menarche |
| 释义 | Word Frequency menarche(mɛˈnɑːkɪ) noun the first occurrence of menstruation in a woman's life Derived forms menarcheal (menˈarcheal) or menarchial (menˈarchial) adjective Word origin C20: New Latin, from Greek mēn month + arkhē beginning |
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