If you describe someone as languid, you mean that they show little energy or interest and are very slow and casual in their movements.
例句
To his delight a familiar, tall, languid figure lowered itself down the steps of a club.看到一個熟悉的高大身影沿著俱樂部的臺階無精打采地走下來，他高興極了。Time spent at Jumby Bay can be as energetic or as languid as you wish.來瓊比灣消磨時光，動靜皆宜，盡可隨心所欲。
英漢詞典釋義
adv.
疲倦地;陰沉地;不感興趣地;不活潑地
The men languidly put on their jackets.男人們疲倦地穿上夾克衫。