音标发音英式发音 基本解释非胎磐(哺乳動物)的。同根派生 non-placental相关词英英字典劍橋英英字典 relating to mammals such as marsupials whose babies, which are not fully developed at birth, continue to develop outside the mother's uterusnon-placental剑桥字典non-placental柯林斯字典