Placentals
(placental 的复数) a. (有)胎盘的, (有)胎座的\\nn. 有胎盘哺乳动物
🗣️ 情景例句
You never know what you can do till you try.
除非尝试，否则你永远都不知道你有何价值。
I'm not in.
我不在家。
The workmen struggled fiercely and one of them lost his temper.
两个工人奋力抗争，其中一个发了火，