Chlorethamin
氯乙胺
🗣️ 情景例句
This is my sister Susan.
这是我妹妹Susan。
How long could the buyer expect your product to last?
购买者期望你们产品的使用期是多久呢？
What shocked him most was that the men who carried him were black.
最使他感到惊奇的是，把他运走的人都是黑人。