clear blue water (between A and B)
成語所屬單字blue
clear blue water (between A and B) — 慣用語
1. a very obvious difference separating two people, ideas, or groups.
1.慣用語
釋義
明顯區隔
a very obvious difference separating two people, ideas, or groups.
例句
The mayor tried to put clear blue water between her plan and the old policy.