vacillate

• 动词，指在不同意见、选择或行为方式之间犹豫不决、摇摆不定。

A verb used to indicate the act of wavering or being indecisive between different opinions, choices, or courses of action.

1. To waver in opinion or decisionC1formal

   To be indecisive; to alternate between different opinions or choices.

   犹豫不决

   • She vacillated between accepting the job offer and staying at her current position.
   • The committee vacillated on the budget proposal for weeks.
   • He vacillates constantly, making it hard to plan anything.

   同义词alternateditherequivocatefluctuatehesitateoscillateseesawswayteeterwaver

   反义词decidedetermineperseverepersistresolvesteadfast

2. To fluctuate or move back and forthC1formal

   To physically or metaphorically move between two states or positions.

   摇摆不定

   • The stock market vacillated wildly throughout the day.
   • Her mood vacillated between joy and despair.
   • The pendulum vacillated slowly before coming to a stop.

   同义词alternatefluctuateoscillateseesawswayswingteeterundulatevarywaver

   反义词decidepersistresolvesettle