血气

例句：

1. 1. Theold man's blood was boiling withanger.
   老人的血液因愤怒而沸腾。
2. 2.His vitality is still strong despite hisage.
   尽管年纪大了，他的精力仍然旺盛。
3. 3. She felt a surge of energy afterher workout.
   锻炼后，她感到一股能量涌上心头。