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即効 そっこう性 せいじゃない
so' kōseijanai

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Noun
, 
Da Copula
, 
no-Adjective
, 
Negation Auxiliary

The negative form of 即効性

1. Not immediate effect; Lack of quick results

Negative

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即効性じゃない

即効性じゃない【そっこうせいじゃない】 Activity

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