hot button

US 
UK 
  • n.热点话题
  • Web敏感问题;热键;热线按钮
Plural Form:hot buttons  
hot button
n.
1.
热点话题a subject or issue that people have strong feelings about and argue about a lot
Race has always been a hot button in this country's history.
种族一直是这个国家历史上争论不休的问题。
the hot-button issue of nuclear waste disposal
核废料处理这个热门话题

Sample Sentence

Definition:
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Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard