不相上下

As actors, I would say they were on a par.

作为演员来讲，我觉得他们上下。

In the contest he was paired up with an opponent about his equal.

在比赛中, 他被安排跟一个与他实力上下的人对阵。

With another 100 metres to go, Jones and Saville are nip and tuck.

赛跑还100，琼斯萨维上下。

John is on equal terms with Dick, either in ability or in character.

约翰与迪克无论能力或品质都上下。