从头

yī qiè děi cóng tóu kāi shǐ

一切得从头开始。

Everything has to begin all over.

zhè xiàng gōng zuò hái děi cóng tóu zuò

这项工作还得从头做。

The job will have to be done all over again from the bottom up.

rú guǒ chǎn pǐn bù hé gé yào cóng tóu lìng zuò

如果产品不合格，要从头另做。

If the product is unqualified, do it from scratch.

qǐng nǐ cóng tóu zài shuō yī biàn wǒ méi yǒu tīng dǒng

请你从头再说一遍，我没有听懂。

Could you repeat it from the beginning, please? I didn't catch it.

nǐ yīng gāi cóng tóu dú zhè běn shū

你应该从头读这本书。

You should read the book from the beginning.

zhè yī tiān cóng tóu zhì wěi dōu shì yī chǎng zāi nàn

这一天从头至尾都是一场灾难。

The day was a disaster from the beginning until the end.