Jam tomorrow
01
空头承诺, 无法实现的承诺
a promise of something good or desirable that will never be fulfilled
Dialect
British
British
Idiom
Informal
例子
The employees grew tired of the constant talk of raises and promotions that seemed to be nothing but jam tomorrow.
员工们对不断谈论加薪和晋升感到厌倦，这些似乎不过是 空头支票。
The politician 's campaign promises sounded appealing, but many believed they were just offering jam tomorrow.
这位政治家的竞选承诺听起来很吸引人，但许多人认为他们只是在提供 画饼充饥。
