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单词	menarche
释义	me·nar·che (mə-närkē) 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·narche·al adj.
随便看	gyri gyro gyro gyrocompass gyro horizon gyromagnetic gyromagnetic ratio gyro pilot gyroplane gyroscope gyroscopic gyroscopically gyrostabilizer gyrostat gyrostatic gyrostatically gyro– gyrus GySgt gyttja Gyula Halász. Gyumri gyve György Sándor gâteau

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。