toughen
🇺🇸
/ˈtʌfn/
🇬🇧
/ˈtʌfn/
To make something stronger or more durable.
The company has started to toughen the plastic to prevent breakage.
使塑膠變得更堅固以防止破裂
To make rules or laws more strict.
The new policy aims to toughen regulations on emissions.
新政策旨在加強排放法規
To make someone stronger or more resilient.
The coach is trying to toughen the team up with rigorous training.
教練正在嘗試通過嚴格的訓練來加強球隊