来自拉丁语vacillare,摇摆，犹豫，来自PIE*weng,弯，转，摇晃，词源同wink,winch.
该词的英语词源请访问趣词词源英文版：vacillate 词源，vacillate 含义。
来自拉丁语 vacillare,摇摆，犹豫，来自 PIE*weng,弯，转，摇晃，词源同 wink,winch.