Pentacid
a. [化]五价的
🗣️ 情景例句
You look nice in your new shirt.
你穿这件新衬衫挺好看的。
My brother wants to learn how to speak Chinese.
我的兄弟要去学中国话。
We'd better take it up with them, in that case.
如果是那样，我们最好向他们提出来。