单词	lassitude
释义	lassitudelas‧si‧tude /ˈlæsɪtjuːd $ ˈlæsətjuːd, -tuːd/ noun [uncountable] formal Word Origin WORD ORIGINlassitude Origin: 1400-1500 French, Latin lassitudo, from lassus ‘tired’ Examples EXAMPLES FROM OTHER DICTIONARIES The candidates have been trying to lift voters out of their lassitude. tiredness and lack of energy or interest SYN  weariness
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