listless

1. ADJ Someone who is listless has no energy or enthusiasm. 無精打采的

He was listless and pale and wouldn't eat much. 他無精打采，臉色蒼白，而且食欲不振。

2. listlesslyADV 無精打采地[ADV with v]

Usually, you would just sit listlessly, too hot to do anything else. 通常，你只會無精打采地坐著，熱得干不了別的事情。