hot key
noun [ C ] computing specialized uk/ˈhɒt ˌkiː/ us/ˈhɑːt ˌkiː/
热键（计算机操作中，启动某一程序或引起一系列自动运行动作的键，有时与其他键合用）;快捷键
a key that starts a particular computer program or causes a series of actions to be performed automatically, sometimes when used in combination with another key
Synonym: shortcut