Dcnu
[化] 氯脲菌素; 氯乙链脲菌素
🗣️ 情景例句
What are your favorite subjects?
喜欢哪些课程？
In college I majored in history, What was you major?
大学时我主修历史，你主修什么呢？
It's about20,000 kilometres.
大约有20，000公里。