Polyhydroxy
a. [化]多羟(基)的
🗣️ 情景例句
Robbie! Good luck!
Robbie！祝你好运！
I tried to telephone you but I couldn't get through.
我试着打电话给你，但都没有打通。
Mainframe computers were very large indeed, often occupying whole air-conditioned rooms,
计算机主机确实很大，常常占据了装有空调的多间房间，