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ストロンチウム９ きゅう０ れいではありませんでした
sutoronchiumukyūreidewārimasendeshita

敬
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Noun
, 
Desu Copula

The polite, past negative form of ストロンチウム９０

1. Was not strontium-90.; It was not strontium-90.

Past/Perfective
, 
Negative
, 
Polite
, 
Formal Register

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ストロンチウム９０ではありませんでした

ストロンチウム９０ではありませんでした【ストロンチウムきゅうれいでわありませんでした】 Activity

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