The installation of this power plant is yet undone.

这个发电装置的安装目前仍没有完成。

When he woke up, he found that the rope on his hand was undone.

当他醒来时，他发现他手上的绳子松开了。

I found my shoelace undone when I was running.

我在跑步的时候发现鞋带松了。

The team was undone by the speed and strength of their opponents.

这个队被对手的速度和体力打败了。

The buttons had come undone.

纽扣都松开了。

Her blouse had come undone.

她的衬衫扣松开了。

Your shoelace is undone.

你的鞋带松开了。

Your laces are undone.

你的鞋带松开了。