Chinese phrase
预计需要〜分钟 yù jì xū yào 〜 fēn zhōng
Meaning
be expected to take ___ minutes
When to use it
Gives an estimate of how many minutes something will take. It is common in neutral replies about the expected time for an activity.
Example dialogue
请问签证面试要多久？ qǐng wèn qiān zhèng miàn shì yào duō jiǔ
Excuse me, how long will the visa interview take?
一般预计需要30分钟。 yì bān yù jì xū yào 30 fēn zhōng
It usually takes about 30 minutes.