hot button

hot-button的词性：
n.Slang （名词）【俚语】

1. A psychological propensity for immediate or predictable response or reaction, as to a political issue or marketing tactic:
即刻反应：作出立即的或必然的反应的心理倾向，如对政治事件或营销策略作出反应：

an issue that presses voters' hot buttons.
使选民作出立即反应的事件

2. Something that is of great interest or is known to elicit immediate or predictable response or reaction:
热门事物：令人极感兴趣的事物，或者能引起即刻或必然反应的事物：

a new product that is a hot button among young consumers.
在青年顾客中极走俏的产品

hot-button的音标和读音：