Nitrine
[化] 叠氮
🗣️ 情景例句
I'm really glad to see you.
我真高兴看到你。
A colt you may break,but an old horse you never can.
小驹犹可练，老马最难驯。
I used to travel by air a great deal when I was a boy.
我在幼年的时候，曾多次乘飞机旅行。