导演要求演员重新再演一遍。

Dǎoyǎn yāoqiú yǎnyuán chóngxīn zài yǎn yí biàn.

The director requested the actor to perform once more.

我想重新开始学钢琴。

Wǒ xiǎng chóngxīn kāishǐ xué gāngqín.

I want to start learning the piano again.

电脑有问题，我们要重新开机。

Diànnǎo yǒu wèntí, wǒmen yào chóngxīn kāijī.

The computer has a problem; we need to restart it.