柯林斯词典presence of mind 1. N the ability to remain calm and act constructively during times of crisis 鎮定 返回 presence of mind剑桥词典the ability to make good decisions and to act quickly and calmly in a difficult situation or an emergency 鎮定自若，処變不驚 When the gunmen came into the bank , she had the presence of mind to press the alarm . 持槍歹徒闖進銀行時，她沉著冷靜地按下了警報器。 返回 presence of mind