
好词典

源自拉丁语 'excitabilis'(可激发的),由 'excitare'(唤醒、刺激)和 '-ability'(表示特性的后缀)组成,17世纪进入英语。
❶ 指人或动物容易被外界刺激激发的特性,表现为情绪或神经反应的敏感度较高。常用于描述神经系统或性格特征。
“The child's excitability made it hard for him to sit still in class.”
(这孩子容易兴奋,导致他很难在课堂上安静坐着。)
“Caffeine increases neural excitability in the brain.”
(咖啡因会增强大脑神经的兴奋性。)
emotional excitability — 形容情绪容易波动的状态,指个体对外界刺激产生强烈情绪反应的倾向。
“Teenagers often experience heightened emotional excitability during puberty.”
(青少年在青春期常会经历情绪兴奋性增强的阶段。)