tone up

使更强壮, 使更健康

例句与用法：

I need to tone up with more exercise and a change of diet.

我需要加强锻炼和改变饮食来增强休质。

Swimming is the best way to tone up your body.

游泳是健体强身的最好方法。

详细释义：

加强; 提高

Swimming is the best way to tone up your body.

游泳是促进身体健康的最佳方法。