Amur
阿穆尔河(即黑龙江)
🗣️ 情景例句
He is working on a book about the Vietnam War.
他正在写一本关于越战的书。
Are you in touch with him now?
你现在和他有联系吗？
I have to raise some issues which may be embarrassing.
我必须提出一些比较尴尬的问题。