Lethargy or lack of energy; fatigue.
Listlessness or languor.
名詞 動詞 形容詞 副詞 其它
From French lassitude, from Latin lassitūdō (“faintness, weariness”), from lassus (“faint, weary”), perhaps for *ladtus, and thus akin to English late.
- 維基詞典 :lassitude (CC BY-SA 3.0)