immune

1.有免疫力
Adults are often immune to German measles.
成人往往对风疹有免疫力。
2.不受影响
You'll eventually become immune to criticism.
你终究会不用在乎批评了。
3.受保护，免除，豁免
No one should be immune from prosecution.
任何人都不应免于被起诉。

immune system 免疫系统

immunity
1.免疫力
immunity to infection 对传染病的免疫力
2.受保护，豁免，免除，豁免权

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