每日口語(7.11):He is vacillating between leaving and..

He is vacillating between leaving and staying on.
    他在去和留之間猶豫不決。
    動詞vacillate，是一個比較正式的用法，多用來描述那些在兩個選擇之間搖擺不定的心理狀態(tài)，介詞使用between。
    例句：
    She vacillated between her two admirers.
    在兩個追求者之間，她舉棋不定。
    Such parents vacillate between saying no and giving in.
    (對孩子的無理要)，家長們舉棋不定，不知道該回絕還是該滿足。