1. May progress for the lethargic sleep or the stupor.
可进展为昏睡或昏迷。
youdao
2. 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.
4. You're either chronically sleep-deprived or lethargic from oversleeping. You have no appetite (but may still eat to fill the void). Your body aches, especially when you are anxious.