另外两个在擦地。

Two others are mopping it.

youdao

研究人员说，擦地可能没多大吸引力，但比去健身房便宜，还能在家舒服地进行。

Mopping might have a limited appeal, but it is cheaper than going to the gym and you can do it in the comfort of your home, researchers said.

youdao

这双手一边摇着摇篮——一边拿着电话一边擦地一边在备忘里写会见的最后期限——根本没时间去接触和拯救世界。

The hand that rocks the cradle — and cradles the phone, and sweeps the floor, and writes the memo and meets the deadline — doesn't have time to reach out and save the world.

youdao

You might think -- and this board is -- and you know what, let's use the computer because it will erase more cleanly than chalk.

你可能会想--这个板子是--你们懂得，让我们使用电脑,因为它能比粉笔擦除地，更干净些。

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