Chinese phrase
明白了吗？ míng bái le ma
Meaning
Do you understand?
When to use it
It asks whether the listener understands. It is common after an explanation or instruction and sounds neutral and polite.
Example dialogue
集合时间明天上午九点，请在大厅集合。明白了吗？ jí hé shí jiān míng tiān shàng wǔ jiú diǎn qǐng zài dà tīng jí hé míng bái le ma
The meeting time is 9 a.m. tomorrow. Please meet in the lobby. Do you understand?
明白了，我们会准时到。 míng bái le wǒ men huì zhǔn shí dào
I understand. We'll arrive on time.