Polyoxyethylation
聚氧乙烯化作用, 环氧乙烷加成作用
🗣️ 情景例句
He's really cute.
他真是逗人喜爱。
I was listening to the radio.
我正在听收音机。
Rescue workers are therefore drilling a hole on the north side of the mine.
因此，营救人员在矿井的北侧钻了一个洞。