嗜睡的英文：
lethargy

If the housewife sleep,the basket become empty.
主妇嗜睡菜篮空。

Psychic changes have been commonly observed, as well as daytime somnolence, nocturnal insomnia, and partial blindness
普遍观察的有精神变化，以及白天嗜睡，夜间失眠和部分失明。

"One of these, the plasmodium, causes malaria. Other protozoa cause sleeping sickness and amebic dysentery."
虐原虫就是其中的一种，引起虐疾。别的原虫引起嗜睡症和阿米巴痢疾。

Of, causing, or characterized by lethargy.
昏睡的，没精打采的昏睡的、使人昏昏欲睡的或以昏睡为特征的

Winston roused himself a little from his lethargy.
温斯顿从懒洋洋的惰性中振作起一些来。

The sick child lay in lethargy all night between life and death.
那病童整夜昏睡，徘徊于生死之间。

He is jolted out of his lethargy and into action when he realizes he has only a short time to finish the article.
他意识到须在很短时间就得把文章写完，立即动手写起来。

"In most cases, symptoms include fever, headache, lethargy, and coma. Convulsions are most common in infants."
多数类型脑炎的共同症状为发热、头痛、困倦、昏睡、昏迷、震颤、颈背僵直。抽搐多见于婴儿。