产道
birth canal的反义词
1. 产道：birth 分娩 | birth canal 产道 | birth control 出生控制
1. She said babies also benefit from traveling through the birth canal because it helps them rid their bodies of fluids from the womb.
911chaxun查询·英语单词大全
noun
1. a passage in the uterus and vagina through which a fetus passes during vaginal birth