Chinese phrase
每天至少要上〜小时吗？ měi tiān zhì shǎo yào shàng 〜 xiǎo shí ma
Meaning
Do we need to take at least ___ hours of classes every day?
When to use it
Asks if a daily minimum of class hours is required. It is a polite way to check a school rule, with the number of hours stated in the question.
Example dialogue
请问按学校规定，每天至少要上 四个 小时吗？ qǐng wèn àn xué xiào guī dìng měi tiān zhì shǎo yào shàng sì gè xiǎo shí ma
Excuse me, according to school rules, do we need at least four hours of class every day?
如果是全日制，通常是这样；选修的话不一定。 rú guǒ shì quán rì zhì tōng cháng shì zhè yàng xuǎn xiū de huà bù yí dìng
That is usually true for full-time study, but not always for electives.