单词 | placenta |
释义 | placenta [plǝ`sent·ǝ] BOTANY A plant surface bearing a sporangium. EMBRYOLOGY A vascular organ that unites the fetus to the wall of the uterus in all mammals except marsupials and monotremes. |
随便看 |
|
科学参考收录了103327条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。