无精神的

例句：

1. 1.He looked completely exhausted, showing no signs of energy at all.
   他看起来完全筋疲力尽，完全没有活力。
2. 2. The old man was so frail that he couldn't even lift his own weight.
   老人非常虚弱，连自己的体重都提不起来。
3. 3. Her face was pale and expressionless, displaying a lack of vitality.
   她的脸色苍白，表情呆滞，显示出缺乏活力。