研究数据必须每天备份,否则一次系统故障就可能毁掉数月成果。Yánjiū shùjù bìxū měi tiān bèifèn, fǒuzé yí cì xìtǒng gùzhàng jiù kěnéng huǐdiào shù yuè chéngguǒ.Research data must be backed up every day; otherwise, one system failure could destroy months of work.
换手机之前,先把照片备份到电脑里。Huàn shǒujī zhīqián, xiān bǎ zhàopiàn bèifèn dào diànnǎo lǐ.Before switching phones, first back up your photos to the computer.
我每周都会做一次备份,所以不怕文件丢失。Wǒ měi zhōu dōu huì zuò yí cì bèifèn, suǒyǐ bú pà wénjiàn diūshī.I make a backup once a week, so I'm not afraid of losing files.