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パーフルオロオクタン酸 さんではありませんでした
pāfuruorōkutansandewārimasendeshita

敬
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Noun
, 
Desu Copula

The polite, past negative form of パーフルオロオクタン酸

1. Was not perfluorooctanoic acid.; Was not PFOA.

Past/Perfective
, 
Negative
, 
Polite
, 
Formal Register

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パーフルオロオクタン酸ではありませんでした

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