I am just a small potato! 我是一個(gè)小人物!

我們已經(jīng)學(xué)習(xí)過"沙發(fā)上的土豆"(電視迷),he is a couch potato!

For example, when you are in your family, you are a small potato! But when you are in school, everyone knows you are a monitor and students in your class will regard you as a big shot!