我们从被弄绉的床单可以看出有人在这床上睡过了。

We can see from the rumpled sheet that the bed has been slept in.

youdao

我们从被弄绉的床单可以看出有人在这床上睡过了。

We could see from the rumpled sheets that the bed had been slept in.

youdao

我们从被弄绉的床单可以看出有人在这床上睡过了。

We could see from the rumpled sheets that the bed had been slept in.

youdao