a.
- 瞌睡的；愛睡的Under the influence of the medicine, I have been quite lethargic lately.
在藥物的影響下，我近來很愛睡。
- 不活潑的；無生氣的The bird became lethargic at noon.
這隻鳥在中午時就不活潑了。
- 催人昏睡的The miserably hot weather made them all lethargic.
糟糕的熱天氣使他們都昏昏欲睡。
衍生
ad.
lethargically