马甲线（指身体上的腹肌分隔线）在英语中通常称为"six-pack"，这个术语源自饮料罐上常见的六个腹肌分隔线的图案。

例句：

He's been working out at the gym, and now he has a six-pack.

他一直在健身房锻炼，现在他有了马甲线。

She's always dreamed of having a six-pack, but it's not easy to achieve.

她一直梦想有一条马甲线，但是不容易实现。