根據自己嘅知識同埋理解唔會有錯;毫無疑問嘅 (to be sure)
動詞Examples
我肯定佢冇見到我。
ngo5 hang2 ding6 keoi5 mou5 gin3 dou2 ngo5.
I am sure that he didn't see me.
承認一樣嘢嘅價值、貢獻 (to appreciate the value or contribution of something)
Examples
佢嘅努力,老細表示肯定。
keoi5 ge3 nou5 lik6, lou5 sai3 biu2 si6 hang2 ding6.
The boss expresses approval of his effort.