Blastopore
n. 胚孔, 原口
🔁 扩展释义
【医】 胚孔, 鲁斯科尼氏肛门
🗣️ 情景例句
I promise not to think about the city.
我保证不再去想城里的事。
How much is the excess baggage charge?
超额行李费多少钱？
Take this medicine three times a day.
这药每天服3次。