我们在教室里放了一个分隔屏，把两个小组分开。

We placed a ___divider in the classroom to separate the two groups.

我用圆规在纸上画了一个完美的圆。

I used a ___divider to draw a perfect circle on the paper.

这个政治问题成为了两国之间的一道隔阂。

The political issue became a ___divider between the two countries.