adj.区分的；起划分作用的

动词divide的现在分词.

It's often difficult to draw a clear dividing line between these five races. 这五个人种经常很难区分。

To be a good judge, one has to draw a clear dividing line between good and evil. 要想当一个好法官，你必须明确区分善与恶。

The dividing line between the two is not always sharp. 两者的分界线不总是明确的。

The river was chosen as a dividing line between the two districts. 两个地区以这条河流为界。

环线