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Dictionary

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主原因

principal cause

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主因

primary cause; main factor

原因

cause; origin; source

主要因

primary factor; main cause

原因ウイルス

causal virus; causative virus

原因菌

causative microorganism; pathogenic bacteria; pathogen

Word Details

主原因

「しゅげんいん」
noun
principal cause
Mazii Dict