tou
ghen
第三人称
toughens
现在进行时
toughening
过去式
toughened
过去完成时
toughened
1
加强, 使坚韧
to make something stronger
- Regular exercise will toughen your muscles and improve your endurance.
定期锻炼会强化你的肌肉并提高你的耐力。
- The coach implemented rigorous training drills to toughen the team before the championship.
教练实施了严格的训练演习，以在冠军赛前加强球队。
- Living in a harsh environment can toughen people mentally and emotionally.
生活在恶劣的环境中可以使人在心理和情感上变得更坚强。
- Parents may toughen their children by teaching them responsibility and independence.
父母可以通过教导责任和独立来 toughen 他们的孩子。
- The new regulations aim to toughen safety standards in the construction industry.
新法规旨在加强建筑行业的安全标准。
2
加强, 使更严格
to make something such as a rule or policy stronger