“menstrual age”的概念、定义、翻译、参考文献-科学参考

单词	menstrual age
释义	menstrual age [`men·strǝ·wǝl `āj] ^EMBRYOLOGY The age of an embryo or fetus calculated from the first day of the mother's last normal menstruation preceding pregnancy.
随便看	loran chain loran chart loran D lorandite loran fix loran line loran rate loranskite loran tables Loranthaceae lorate lordosis Lorentz-Boltzmann equation Lorentz conductivity theory Lorentz contraction Lorentz electron Lorentz equation Lorentz factor Lorentz-FitzGerald contraction Lorentz force Lorentz-force density Lorentz four-vector Lorentz frame Lorentz gage Lorentz gas

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