jam tomorrow
成語所屬單字jam
jam tomorrow — 慣用語
1. something good that is promised for the future but never actually arrives or is
1.慣用語
釋義
承諾卻永不兌現的好處；空頭支票
something good that is promised for the future but never actually arrives or is always delayed.
例句
The manager kept promising us a bonus, but it was always jam tomorrow — never today.