conviction 
英 [kənˈvɪkʃən]  美 [kənˈvɪkʃən] 
n. 判罪；定罪；确信，信念；说服力

例句：
It is our firm conviction that a step forward has been taken. 

我们坚信已经向前迈进了一步。

Their religious convictions prevented them from taking up arms. 

他们的宗教信仰不允许他们拿起武器。

He had a long record of previous convictions. 

他有前科，犯罪记录很长。

He will appeal against his conviction. 

他将对他的有罪判决提起上诉。

The man was known to the police because of previous convictions. 

警察认识这个人，因为他有前科。