1 [C,U] the action of finding sb guilty of a crime in a court of law 定罪；判罪: He has several previous convictions for burglary. 他曾经多次被判犯了盗窃罪。

2 [C] a very strong opinion or belief 坚定的立场或信念: religious convictions 坚定的宗教信念

3 [U] the feeling of being certain about what you are doing 坚定: He played without conviction and lost easily. 他信心不足，在比赛中轻易地就输了。