stand a chance!

Idiom: "(to) stand a chance"

Definition:

to have the possibility of success

Examples:

1) I’m good at ping pong, but I don’t stand a chance playing against a professional ping pong player.

2) You don’t stand a chance in this class.  The professor is horrible!

中文解释： http://www.youzienglish.com/main/idiom_of_the_day/to_stand_a_chance/cn/