"比我吃的少"可以用英文表达为"eat less than I do"。这是一个比较简单的表达方式，来自英语的基本语法。
下面是几个使用"eat less than I do"的英文例句及其中文翻译：
"I'm trying to lose weight, so I've been eating less than I used to." (我正在努力减肥，所以我吃的比以前少。)
"My pttle sister eats less than I do, even though she's a growing teenager." (我的小妹妹比我吃的少，尽管她是一个成长中的青少年。)
"I'm surprised that you eat less than I do, considering how active you are." (我很惊讶你比我吃的少，考虑到你有多活跃。)