lassitude

• 名词，指身体或精神上的疲倦状态，缺乏精力，或一种倦怠、冷淡、无动于衷的感觉。

A noun describing a state of physical or mental weariness, lack of energy, or a feeling of listlessness and indifference.

不可数

1. Comatose torporC2formalmedical

   A state of deep lethargy or near-unconsciousness, often associated with medical conditions like sleeping sickness.

   昏睡性迟钝

   • The patient's lassitude was so severe that he could not be roused.
   • Lassitude is a hallmark symptom of advanced sleeping sickness.
   • The doctor noted the lassitude and ordered immediate tests.

   同义词comalethargystuportorporunconsciousness

   反义词alertnessenergyvigorwakefulness

2. Lack of interest or energyC1formal

   A feeling of weariness, disinterest, or mental fatigue that reduces motivation.

   倦怠

   • A strange lassitude overcame him during the long lecture.
   • She struggled to shake off the lassitude that followed her illness.
   • The team's lassitude was evident in their slow responses.

   同义词apathyennuifatiguelanguorlethargylistlessnesssluggishnesstorporweariness

   反义词dynamismenergyenthusiasmvigor

3. Weakness and lack of vitalityC1formal

   Physical or mental weakness characterized by a noticeable lack of energy or vigor.

   虚弱无力

   • Chronic lassitude left him unable to complete even simple tasks.
   • The heat induced a general lassitude among the workers.
   • Her lassitude was not due to laziness but to an underlying condition.

   同义词debilityenervationexhaustionfatiguefeeblenesslanguorlethargylistlessnesstorporweariness

   反义词animationenergylivelinessspiritvigorvitality