例句

a strenuous climb

艰难的攀登

The doctor advised Ken to avoid strenuous exercise.

医生建议肯避免剧烈运动。

相关词汇

副词 (adv)

  • strenuously 勤奋地；费力地

名词 (n)

  • strenuosity 费力；艰辛；艰苦努力