- a membrane that surrounds a fertilized ovum and prevents the entry of other spermatozoa
单词 | vitelline membrane |
释义 | WordReference Random House Unabridged Dictionary of American English © 2024 vitel′line mem′brane,
Collins Concise English Dictionary © HarperCollins Publishers:: vitelline membrane /vɪˈtɛlɪn, -aɪn/ n
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