Hn2
[化] 氮芥; 二·甲基胺; 二氯乙基·甲基胺
🗣️ 情景例句
Can we help?
我们可以帮忙吗？
Call me tomorrow if you have time.
明天要有时间就给我打个电话。
One afternoon she set out from the coast in a small boat and was caught in a storm.
一天下午，她乘小船从海岸出发，遇上了风暴。