Chinese phrase
大概要〜小时 dà gài yào 〜 xiǎo shí
Meaning
about ___ hours
When to use it
Gives an approximate number of hours needed for something. It is used to answer a time question with a simple, non-exact estimate.
Example dialogue
办签证要多久？ bàn qiān zhèng yào duō jiǔ
How long does it take to get a visa?
签证办理大概要两个小时。 qiān zhèng bàn lǐ dà gài yào liǎng gè xiǎo shí
Visa processing takes about two hours.