Subject + 保存 + Object
保存 (bǎocún) means "to preserve" or "to store," referring to keeping something in good condition over time. It is used for both physical items like food and abstract things like data or cultural heritage. Common collocations include 保存食物 (preserve food) and 保存文件 (save a file).
这些食物需要放在冰箱里保存。
Zhèxiē shíwù xūyào fàng zài bīngxiāng lǐ bǎocún.
These foods need to be kept in the refrigerator.
别忘了保存文件,不然数据会丢失。
Bié wàng le bǎocún wénjiàn, bùrán shùjù huì diūshī.
Don't forget to save the file, or the data will be lost.
这座古建筑保存得非常完好。
Zhè zuò gǔ jiànzhù bǎocún de fēicháng wánhǎo.
This ancient building has been very well preserved.