The lab is very clean.

实验室非常干净。

You cannot enter the lab alone.

你不能独自进入实验室。

It's important to clean and tidy the lab.

清洁和整理实验室是很重要的。

You cannot bring food or drink into the lab.

不要带食物或饮料进入实验室。

On the lab table, he found a lot of bottles.

他在实验室的桌子上发现了很多瓶子。

Don't bring any food or drink into the lab next time.

下次不要把任何食物或饮料带到实验室。

He works in the lab.

他在研究室里工作。

We have a mouse in the lab.

我们在实验室里养了一只小鼠。

We program the SCM in the lab.

我们在实验室里编程单片机。

The lab needs to sample the river.

实验室需要从河流中取样。