May progress for the lethargic sleep or the stupor.
可进展为昏睡或昏迷。
Sunday's switchover kicks off a cold, dark season, which can leave you lethargic and longing to stay under the covers, even if you've never had sleep problems in the past.
周日时制的改变标志着寒冷漆黑季节的开始，这季节使你昏昏欲睡，只想呆在家里，即使你从前从没有过睡眠问题。
He's always lethargic after little sleep.
小睡之后他总是懒洋洋的。
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