必定

HSK 7-9

bìdìng

certainly; necessarily; sure enough

to be sure to

他必定会来参加聚会。

tā bìdìng huì lái cānjiā jùhuì.

He will definitely come to the party.

这个计划必定成功。

zhè gè lánzhàn bìdìng chénggōng.

This plan will inevitably succeed.