[ yīzài ] time and again; again and again; repeatedly 短语和例子 一再表示感谢 express one's gratitude again and again; 一再高呼 shout again and again; 一再警告某人 caution sb. repeatedly; 一再宣称 declare time and again; 同样的变化一再发生。 the same changes took place again and again. 事实一再证明能量可从一种形式转变为另一种形式。 facts have proved time and again the truth that energy can be changed from one form into another