It is said she is quite sure of success.

据说她很有成功的把握。

《新英汉大辞典》

I am sure of success.

我确信会成功的。

youdao

With some goals, you can be pretty sure of success.

有了目标，你可能很确定成功的到来。

youdao

They felt sure of success. For now,enough leaders of the Southern Alliance were willing to support the idea.

VOA: special.2010.06.10

Similarity predicts the success of a marriage and through a phenomena people aren't exactly sure about, couples become more and more similar over the course of a relationship.

相似性能预测到一段婚姻是否会成功,人们也解释不清这个现象，相处久了，夫妻之间就有了夫妻相。

耶鲁公开课 - 心理学导论课程节选

But the current autonomy plan is far from sure of success.

ECONOMIST: A Survey of Indonesia

Sure, some of its success derives from having original content by the biggest music stars in the world.

FORBES: VEVO's New Website: 5 Lessons For Spotify, YouTube, Etc.

The lack of evidence means that belief in the success or failure of Sure Start is as much a question of ideological preferences as it is of social science.

ECONOMIST: CHILD CARE: The nappy vote | The