Immun
[醫][=immune]免疫
??? 情景例句
I'll believe it when I see it.
我覺得還是眼見為實。
It's nothing. Don't mention it.
區區小事，何足掛齒。
All this was comparatively slow until, with the coming of science, the tempo was suddenly raised.
所有這些發展都比較緩慢，而隨著科學的到來，增長的速度才突然加快。