老师一再提醒我们要努力复习。

Lǎoshī yízài tíxǐng wǒmen yào nǔlì fùxí.

The teacher repeatedly reminds us to study hard.

事实一再证明你是错的。

Shìshí yízài zhèngmíng nǐ shì cuò de.

The facts repeatedly prove you are wrong.

我一再强调了我的言论并没有针对任何人。

Wǒ yízài qiángdiàole wǒde yánlùn bìng méiyǒu zhēnduì rènhé rén.

I repeatedly emphasized that my speech was not directed against anybody.