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獲かく得とく免めん疫えきは、一いち度ど感かん染せんした病びょう原げん体たいに再ふたたび感かん染せんするのを防ふせぐ。

Span Details

獲かく得とく免めん疫えき

acquired immunity

一いち度ど

once; one time; on one occasion

noun, adverb

感かん染せん

infection; contagion; becoming infected

noun, suru verb

light/support verb with a noun or noun-like phrase

-> するgrammar

past tense or completed action

病びょう原げん体たい

direction, time, indirect object, or target marker

再ふたたび

again; once more; a second time

感かん染せん

infection; contagion; becoming infected

noun, suru verb

light/support verb with a noun or noun-like phrase

possession, attribution, nominalizer, or nominal linker

防ふせぐ。

prevent; avert; avoid