time and again
多次, 常常
例句与用法：
Children are forgetful and must be told time and again how to behave.
孩子们没记性，必须反复告诉他们怎样表现自己的举止。
Mary's leading card was her charm. She played it time and again to good effect.
玛丽的法宝是她的魅力，她一再玩弄这张王牌，玩得颇有成效。
词形变化：
动词过去式: timed | 动词过去分词: timed | 动词现在分词: timing | 动词第三人称单数: times |
ph.
屡次