unexplained increase
[/ˌʌnɪkˈspleɪnd ɪnˈkriːs/]
noun phrasepl: unexplained increases
aumento inexplicável
1. A rise or growth in quantity, value, or intensity that cannot be accounted for or justified by known causes or reasons
The company reported an unexplained increase in production costs this quarter.
A empresa relatou um aumento inexplicável nos custos de produção neste trimestre.
2. An unexpected surge in numbers, statistics, or measurements without clear or documented explanation
Health officials are investigating an unexplained increase in flu cases.
Os oficiais de saúde estão investigando um aumento inexplicável nos casos de gripe.
This phrase is commonly used in business reports, medical investigations, and statistical analysis in both Brazilian and American English contexts. In Brazil, it frequently appears in corporate earnings calls and government health bulletins. The term carries a sense of concern or urgency, as unexplained increases often trigger formal investigations or reviews.
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