Polyhydroxy
a. [化]多羟(基)的
🗣️ 情景例句
It's a wonderful opportunity, Richard.
这是一个好机会 Richard。
He's behind the rest of the class in reading.
他在阅读方面不如班上的其他同学。
John had very good day and put his wallet containing $3,000 into the microwave oven for safekeeping.
有一天约翰的生意很好，他把一只装有3，000 英镑的钱包放进微波炉内保存。