搭配 “burn off the calories 燃烧卡路里” 或者 “burn off the pounds 减重” 的意思是通过大量体育锻炼 “消耗热量，减脂”。动词短语 “burn off something” 本身指能量或脂肪 “消耗、燃烧” 的过程。在谈论健身减重的语境中，“burn off the calories” 和 “burn off the pounds” 的使用频率都很高。

例句

A: Doctor, I'm putting on weight even though I'm not eating anything different.

B: Running and swimming are two types of exercise that help burn off the calories quickly. Try them for a few weeks and see.

“大夫，虽然我的饮食上没有任何变化，可还是在长胖。”

“跑步和游泳是两种能帮你快速燃烧脂肪的运动。试几个星期，看看效果如何。”

Wow, Mark! You look great! You've really been burning off the pounds at the gym, haven't you?

哇，马克！你看起来很不错啊！你在健身房运动，甩掉了不少脂肪，是不是？

I really burned off the pounds for my sister's wedding but I put the weight back on afterwards!

为了参加妹妹的婚礼，我减掉了赘肉，但婚礼之后我就又胖回来了。