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対 たい費用 ひよう効果 こうかじゃない
taihiyō kōkajanai

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Noun
, 
Da Copula
, 
Negation Auxiliary

The negative form of 対費用効果

1. Not cost-effective.; Not efficient.

Negative

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対費用効果じゃない

対費用効果じゃない【たいひようこうかじゃない】 Activity

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