the thin end of the wedge
成語所屬單字end
the thin end of the wedge — 慣用語
1. A small action that is the start of something more serious or unpleasant.
1.慣用語
釋義
楔子的薄端
A small action that is the start of something more serious or unpleasant.
例句
The new tax is seen as the thin end of the wedge.
Allowing one exception is the thin end of the wedge.