vacillate['væsileit]

• vi.
  • 犹豫，踌躇；摇摆不定：

    Oh, do stop vacillating and make up your mind!

    啊，别再犹豫了，下决心吧!

  • 动摇；波动；振荡；晃动：

    The earthquake caused the entire house to vacillate.

    地震使整个房子摇晃起来。

• 近义词:

  hesitate

• 变形:

  vi.vacillated.vacillating