Chinese phrase
材料会保留多久？ cái liào huì bǎo liú duō jiǔ
Meaning
How long are the documents kept?
When to use it
It asks how long documents or other materials will be kept. It is common when asking a school or office about its record-keeping period.
Example dialogue
老师，我把成绩单交了，材料会保留多久？ lǎo shī wǒ bǎ chéng jì dān jiāo le cái liào huì bǎo liú duō jiǔ
Professor, I submitted my transcript. How long are the documents kept?
一般保留六个月到一年，按学校规定到期销毁或退回。 yì bān bǎo liú liù gè yuè dào yì nián àn xué xiào guī dìng dào qī xiāo huǐ huò tuì huí
They are generally kept for six months to a year, then destroyed or returned according to school rules.