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有効 ゆうこう作用 さようじゃありません
yūkōsayōjārimasen

敬
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Noun
, 
Desu Copula
, 
Negation Auxiliary

The polite negative form of 有効作用

1. Not effective.; Does not work.

Negative
, 
Polite
, 
Terminal Form
, 
Physics

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有効作用じゃありません

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