Chinese phrase
抱歉，〜不完整 bào qiàn 〜 bù wán zhěng
Meaning
I am sorry that ___ is incomplete
When to use it
It politely says that something is incomplete and apologizes. It is common when explaining missing documents or unfinished work, with a gentle, apologetic tone.
Example dialogue
申请材料都齐了吗？ shēn qǐng cái liào dōu qí le ma
Are all the application materials complete?
抱歉，护照和成绩单不完整，我今天会补交的。 bào qiàn hù zhào hé chéng jì dān bù wán zhěng wǒ jīn tiān huì bǔ jiāo de
Sorry, my passport and transcript are incomplete. I will submit the missing documents today.