Biruet
[化] 缩二脲
🗣️ 情景例句
I have approximately three-year experience using a computer.
我有大约三年操作电脑的经验。
How long will I have to wait?
我要等候多久呢？
They go to school here, too, but to a different school.
他们在中国上学，但不同校。