他长得如何？我敢说他一定很俊。

What's he like? I bet he's really dreamy.

《牛津词典》

就算有人反驳，我也胆敢说…

I think I can say, without fear of contradiction , that...

《牛津词典》

我敢说你上学时很擅长比赛。

I bet you were good at games when you were at school.

《柯林斯英汉双解大词典》

No English poet before Milton ever suggested that he had been chosen by God at birth to be a poet.

在弥尔顿之前没有英国诗人敢说,自己是被上帝选中去做诗人的。

耶鲁公开课 - 弥尔顿课程节选

So we ask very limited questions, which is why we brag about how accurately we can predict the future.

我们研究的问题是非常有限的,正因如此我们才敢自豪地说,我们能非常精确地预测未来

耶鲁公开课 - 基础物理课程节选

They really don't.So, if everybody masters the material A I can say A's on the house.

他们真的不知道，如果每个人都掌握了知识,那么我敢说，人人可得。

麻省理工公开课 - 固态化学导论课程节选