Polychlorocarbon
[化] 多氯烃; 多氯代烃
🗣️ 情景例句
Are there any parties going on tonight?
今晚有聚会吗？
The more a man knows, the more he is inclined to be modest.
大智若愚。
I feel like eating an ice-cream.
我想吃一个冰淇淋。