Polydichlorostyrene
聚二氯苯乙烯
🗣️ 情景例句
Where was the house?
房子在什么地方？
Don't teach your grandmother to suck eggs.
休要班门弄斧。
We'll get used to that, Bill,' said the vicar.
“大家慢慢就习惯了，比尔，”牧师说。