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English definition of “hot button”

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hot button

noun [C] uk   US informal us  
a subject that is important to people and about which they have strong opinions: Gender issues have become something of a hot button. Immigration has become a hot button issue.
Translations of “hot button”
in Chinese (Traditional) 重要而敏感的問題…
in Chinese (Simplified) 重要而敏感的问题…
(Definition of hot button from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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