| 单词 | decidua |
| 释义 | decidua —decidual, adj. /di sij"ooh euh/, n. , pl. deciduas, deciduae /-sij"ooh ee'/. Embryol. the endometrium of a pregnant uterus that in many of the higher mammals is cast off at parturition. [1775-85; < NL, n. use of fem. of L deciduus falling; see DECIDUOUS] |
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