the odd one out
US /ðɪ ˌɑːd wʌn ˈaʊt/
UK /ðɪ ˌɑːd wʌn ˈaʊt/

成語
1.
異類, 例外, 與眾不同的人
a person or thing that is different from or excluded from others in a group or series
範例:
•
In this group of fruits, the apple is the odd one out because all the others are berries.
在這組水果中,蘋果是異類,因為所有其他都是漿果。
•
He always felt like the odd one out in his family because he was the only artist.
他總覺得自己是家裡的異類,因為他是唯一的藝術家。
在 Lingoland 學習這個單詞