Anthracosis
n. 炭末沉着病, 炭肺\\n[化] 煤矽肺
🗣️ 情景例句
Please declare anything you're unsure of.
申请报告有你没太明确是否需要申报的东西。
How long did the movie last?
电影放了多久了？
I want to take some books to the classroom. Could you help me, please?
我想把一些书拿到教室里，你能帮个忙吗？