certainly meaning in English
adv.
1.的确，无疑，一定，必定。
2.〔口语〕〔回答语〕当然，自然可以；不错，的确是那样，的确是的。
短语和例子
Examples
- I've certainly been remiss about things .
我也真是，办事就是不周到。 - He was certainly an affectionate fellow .
他无疑是一个富有情义的人。 - But he was certainly a little bit mad .
可是他的确也有点儿疯疯癫癫。 - Things certainly seem to be going our way .
看来事情确实对我们有利。 - This i certainly had no intention of entering .
我自然没有胆量进去。