Hn2
[化] 氮芥; 二·甲基胺; 二氯乙基·甲基胺
🗣️ 情景例句
How are you doing?
你好吗？
Don't drop that bottle on the floor.
别让那只瓶子掉到地上。
After this he immediately lets himself in and begins barking again.
出去之后，它又马上把自己放进来，接着再开始叫。