Chinese phrase
可以在〜来吗？ ké yǐ zài 〜 lái ma
Meaning
Could you come at ___?
When to use it
Asks politely whether someone can come at a stated time. It checks availability for a visit and sounds friendly and respectful.
Example dialogue
不好意思，可以在明天上午来吗？ bù hǎo yì si ké yǐ zài míng tiān shàng wǔ lái ma
Excuse me, could you come tomorrow morning?
可以，明天上午十点没问题。 ké yǐ míng tiān shàng wǔ shí diǎn méi wèn tí
Yes, tomorrow morning at 10 a.m. is fine.