adj.昏睡的;没精打采的,懒洋洋的;暮气沉沉;苶;
例句:
Out of the blue you feel lethargic and drained.
由于沮丧你会感觉昏昏沉沉,头脑不好使.
It'served to make him rebellious and hence lethargic at times.
这种情况引起他对现状的反抗心理,有时候便老是没精打采.
The stuffy room made her lethargic.
闷热不通风的房间使她昏昏欲睡.