rú guǒ / bù / jí shí / bǎo cún / gāng cái / xiū gǎi / de / wén jiàn / kě néng / huì / fù zhī dōng liú

如果不及时保存，刚才修改的文件可能会付之东流。

If it is not saved in time, the file we just edited may be lost forever.