Valval
a. 有阀门的
🔁 扩展释义
【医】 瓣的, 瓣膜的
🗣️ 情景例句
Grandpa!
爷爷！
As you make your bed so you must lie on it.
自食其果。
What was the population of the more developed countries in 1950?
1950年较发达国家的人口是多少？