Hexanedinitrile
[建] 己二
🗣️ 情景例句
Excuse me. you got a minute?
对不起，能耽误你一分钟吗？
A great ship asks deep waters.
大船要走深水，蛟龙要在海中游。
I have just received a letter from my old school, informing me that my former headmaster,
我刚刚收到母校的一封信，通知我说以前的校长