劍橋詞典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 熱鍵（計算機操作中，啓動某一程序或引起一系列自動運行動作的鍵，有時與其他鍵郃用）；快捷鍵 同義詞shortcut 返回 hot key