Level 5 · word 10,449 of 20,000

impotent

/ˈɪmpətənt/ American
  • adj. 无力的, 无效的
Definition
  • adj. lacking the power or strength to take effective action
Example
He felt impotent to stop the flood from destroying the crops.
他眼睁睁地看着洪水摧毁庄稼,却无能为力。