不见不散 bù jiàn bù sàn

不见不散 bù jiàn bù sàn

解释：没有见到就不离开约定见面的地方。

Explanation:
Don’t leave until others have arrived. It expresses sincerity and resolution about meeting.

Dialogue:
A：bù jiàn bù sàn!
A：不 见 不 散！Don’t leave before I arrived!
B：yī yán wéi dìng!
B：一 言 为 定！ It’s a deal!