Coalmining
(coalmine 的现在分词) n. 煤坑, 竖井, 煤矿
🗣️ 情景例句
No, I think it's important to do it now.
不 ，我觉得还是应该现在动手术。
My brother is two years younger than I am.
我的兄弟比我年轻2年。
After a pause he continued his story.
停顿一下之后他继续说他的。