alarm reaction

基本解释

If someone falls or injuries, pass by the first reaction is broadcast call alarm.
假如發現有人摔倒或受傷，路過者第一反響是播打電話報警。
Dana Gioia, the NEA’s outgoing chairman, thinks the reason for the turnaround is the public reaction to earlier reports which had sounded the alarm.
國家人文基金會即將離任的主蓆Dana Gioia認爲，出現逆轉的原因在於公衆對於早期警鍾一般的報告的反應。
When the danger alarm is turned on, it produces a physiological response called the " fight or flight" reaction, which helps us to fight the danger or flee it.
一旦危險警報預警，就會産生生理反應，稱爲“迎擊或退避”反應，它能幫助我們抗擊危險或逃離危險。