no such thing
成語所屬單字such
no such thing — 慣用語
1. used to say that something does not exist or is impossible.
1.慣用語
釋義
沒有這種東西；不可能存在
used to say that something does not exist or is impossible.
例句
Eve believes there is no such thing as a perfect friendship.
Layla told her son that there is no such thing as a flying elephant.