Tetrachlorodiphenyl
[医] 四氯二苯乙烷, 滴滴滴
🗣️ 情景例句
Come on, Richard. Get up. Let's go.
好啦 Richard。起来。走吧。
You should wear a lightweight suit, It's hot today.
你应该穿一套薄一点的套装，因为今天很热。
No, I think it'll be all right for him to go to school.
不，我想他去上学没什么关系。