我向他们解释这台机器怎么用。

I explained to him how the machine was used.

youdao

我也不知道怎么用这台机器，我们看看用法说明吧。

I don't know how to use the machine, either. Let's look at the instructions.

youdao

我也不知道怎么用这台机器，我们看看用法说明吧。

I don't know how to use the machine, either. Let's look at the instructions.

youdao