Chlorethylene
[化] 氯乙烯\\n[医] 氯乙烯
🗣️ 情景例句
Hello, Mr. Carlson.
哈喽， Carlson先生。
Have another piece of cake, please.
请再吃一块蛋糕吧。
What did Wang Wei write about in her letter?
王伟在信里写了什么？