Chinese phrase
〜要多久？ 〜 yào duō jiǔ
Meaning
How long will ___ take?
When to use it
Asks how much time something will take. It is used to ask about the time needed for a task, event, or process, often in a neutral, practical tone.
Example dialogue
这道菜 要多久？ zhè dào cài yào duō jiǔ
How long will this dish take?
大概要二十分钟。 dà gài yào èr shí fēn zhōng
It will take about twenty minutes.