vacillate
/ˈvæsɪleɪt/verb
no obj.
- alternate or waver between different opinions or actions; be indecisive动摇, 犹豫, 踌躇：
I had for a time vacillated between teaching and journalism.
我曾一度在教学和新闻两种工作间踌躇过。
派生词
vacillation
nounvacillator
noun词源
late 16th cent. （in the sense 'sway unsteadily'）： from Latin vacillat- 'swayed', from the verb vacillare.