Level 5 · word 11,556 of 20,000

lethargy

/ˈleθərdʒi/ American
  • n. 昏睡, 瞌睡, 无力气
Definition
  • n. a feeling of extreme tiredness and lack of energy or interest
Example
After the long flight, he felt lethargy and wanted to sleep.
长途飞行后,他感到浑身乏力,只想睡觉。