無足輕重的人
把「沒有人」從「數量是零」轉成「分量是零」：這個人明明在場，可是在權力、名聲上幾乎不存在，別人當他像空氣。所以 nobody 從「沒有人」滑到「一個等於沒有的人」。
an unimportant person · noun · A2
A person who is not important and has no power or fame.
無名小卒
核心畫面
You can picture nobody as the empty version of 'somebody': you look around for a person and there simply isn't one — no + body (= person). From that bare 'not a single person' it also turns into a label for a person who, socially, barely counts — present in body, but treated as if nobody were there.
可以想成 nobody 就是 somebody（某個人）的相反：你環顧四周想找個人，結果一個都沒有——no（沒有）＋…更多收起
可以想成 nobody 就是 somebody（某個人）的相反：你環顧四周想找個人，結果一個都沒有——no（沒有）＋ body（這裡指「人」）。從這個「一個人也沒有」的空，再延伸出另一層：一個在別人眼裡幾乎不算數的人——他人是在的，但別人對待他就像那裡根本沒人一樣。From the picture
Also in this word
no one · pronoun · A2
Not any person; no one at all.
沒有人
原始詞典資料3 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
nobodypron/ˈnəʊ.bɒd.i/
- 1
Not any person; the logical negation of somebody.
- I asked several people, but nobody knew how.
- As nobody who is not blind can have failed to notice, I had my hair cut just yesterday.
nobodynoun/ˈnəʊ.bɒd.i/
- 1
informalA person dismissed as unimportant.
- “‘The nobody you once thought me!’ I repeated, and my face grew a little hot; but I would not be angry: of what importance was a school-girl’s crude use of the terms nobody and somebody?”
- 2
Something that has no body or an especially small one.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。