Don’t be so cocksure that he will succeed.

不要那么成功。

I feel confident that we will win.

我我们将胜利。

I’m sure there’s a jinx on this car.

我这辆轿车带来厄运。

I had an intuitive conviction that there was something unsound in him.

直觉使我有问题。

I'm sure there's a perfectly rational explanation.

我有完全合理的解释。

I'm convinced there is something fishy going on.

我有可疑的事在发生。

I rarely flinch from a fight when I'm sure of myself.

自己时，我很少怕斗争。

She felt sure that their friendship would last.

她们的友谊日久天长。

Are you sure it’s the real thing , not just infatuation?

你这是真爱,而不是一时的迷恋吗?

Are you sure you’re physically tough enough for this job?

你你有足够的体力胜任这份工作吗？

I bet it will rain soon!

我马上要下!

He was too certain of her love to be deceived by such talk.

她的爱, 因而不被这种谣言所欺骗。

By convincing me that no good could come of staying, he persuaded me to leave.

通过让我留下来没有好处，而说服我离开了。

Don't tell me without a doubt this dumbfound luck has all run out.

别无疑地告诉我那种令人目瞪口呆的运气都用光了。

He was convinced of her innocence.

她是无辜的。

The senator is confident of reelection.

参议员能重新获选。

I’m sure he thinks I stole the money—he kept making innuendoes about my “new-found-wealth”.

我一定以为钱是我偷的,因为不断含沙射影地说我“新近发了财”。

We are certain of success.

我们成功。

I’m not sure about Johnson—we’d better keep tabs on him until we know we can trust him.

我对约翰逊不太放心——我们最好先观察一段时间，直到我们可以任。

She is convinced the company will make a big profit, but then she does tend to see things through rose-tinted spectacles.

她公司一定获得丰厚利润，不过她一向都过于乐观。