| 词汇 | non-placental |
| 释义 | non-placental adjective uk/ˌnɒn.pləˈsen.təl/ us/ˌnɑːn.pləˈsen.t̬əl/ 非胎盘（哺乳动物）的 relating to mammals such as marsupials whose babies, which are not fully developed at birth, continue to develop outside the mother's uterus |
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