你可以举重锻炼你的肌肉。

You could take up lifting to build your muscles.

youdao

在你入睡前，使用轻重量(女子：3至5磅，男子：5至10磅)的东西能够平静地锻炼你的肌肉。

Before you get into bed, use light weights (3 to 5 pounds for women, 5 to 10 pounds for men) to calmly exercise these muscles.

youdao

这是“压力”，哪怕你对于塑造更健美的身体懂得一点点，你也就知道锻炼你的肌肉也是需要压力的。

It's "pressure," and if you know anything about building a better body, you know that it takes pressure to cause your muscles to develop.

youdao