1 immune (to sth) having natural protection against a certain disease or illness 有免疫力: You should be immune to measles if you've had it already. 如果你得过痲疹，对这种病就有免疫力。

2 immune (to sth) not affected by sth 不受（某事物）影响: You can say what you like -- I'm immune to criticism! 你有什么话只管说，批评伤不了我。

3 immune (from sth) protected from a danger or punishment 免受（危险或惩罚）: Young children are immune from prosecution. 幼童免受检控。