vacillate GREGMAT

I had for a time vacillated between teaching and journalism.

我曾在教师和记者两种职业间踌躇过。

A vacillating person finds it hard to make up his mind.

优柔寡断人不下决心。

She vacillated so long about attending the concert that when she decided to go, the tickets were sold out.

她为是否去听音乐会踌躇了很久，当她决定去时，票已售光了 。

Without doubt, the national bourgeoisie tends to vacillate, but we should, nevertheless, make use of its positive side, uniting with it as well as struggling against it.

民族资产阶级当然是动摇，但是要利用它积极一面，要有团结有斗争。