
好词典

源自中古英语 'sleepi'(sleepy 的变体) + 名词后缀 '-ness',表示状态或性质。
❶ 指感到困倦或想睡觉的状态,通常因疲劳、无聊或环境舒适引起,表现为眼皮沉重、打哈欠等生理反应。
“The warmth of the room increased my sleepiness.”
(房间的温暖让我更加昏昏欲睡。)
“She tried to fight off sleepiness during the boring lecture.”
(她努力在无聊的讲座中抵抗睡意。)
overcome sleepiness — 指通过某些方法(如活动、咖啡因等)战胜困倦感,保持清醒状态。
“She took a short walk to overcome sleepiness at work.”
(她短暂散步以克服工作时的困意。)
wave of sleepiness — 形容突然袭来的强烈困意,通常难以抵抗。
“A wave of sleepiness hit him after lunch.”
(午饭后一阵强烈的困意向他袭来。)