“微不足道”，汉语成语，意思是意义、价值等小得不值得一提。可以翻译为“not worth mentioning，insignificant”。“微不足道的人或物”可以翻译为“small potatoes”，指“a tiny, trifling, or inconsequential person, thing, or amount (of something)”。

例句：

他们是大人物，我们是微不足道的小人物。

They are big shots; we are small potatoes.

对大多数人来说，花2000美元买任何东西都是一大笔钱，但对这个国家的超级富豪来说却微不足道。

To most people, $2,000 is a lot to spend on anything, but it's small potatoes to the country's mega rich.