免疫力的用法和樣例：
例句
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抗體，免疫體血液或組織針對某種抗原如細菌或毒素而產生的蛋白質物質。抗體消滅細菌或削弱其作用，中和有機毒素，因而形成免疫力
A protein substance produced in the blood or tissues in response to a specific antigen, such as a bacterium or a toxin. Antibodies destroy or weaken bacteria and neutralize organic poisons, thus forming the basis of immunity. -
我種過牛痘了，所以對天花有免疫力。
I'm immune to smallpox as a result of vaccination. -
接種這種疫苗可有兩年免疫力。
This vaccine will give you immunity for two years.
