You're mopping the floor with a mop.

你在用拖把拖地。

You can mop the floor with a mop.

你可以用拖把拖地。

Anyway, after I got done mopping the floor with Rowley today, I headed home.

反正我跟罗利一起拖完地板之后，我就回家去了。

Now he mopped the floor with sleepy strokes and hummed his lonesome Negro music steadily.

现在他昏昏欲睡地擦着地板， 稳稳地哼着他那首寂寞的黑人音乐。

And if you want to clean the floor with some water and some soap, what you are doing is you're probably mopping the floor with a mop.

如果你想用一些水和肥皂清洁地板，你可能正在用拖把擦地板。