on the shelf

US /ɑn ðə ʃɛlf/
UK /ɑn ðə ʃɛlf/
"on the shelf" picture
1.

被冷落, 嫁不出去

no longer considered attractive or useful, especially for marriage (often used for women)

:
She worried about being left on the shelf as she got older.
她担心随着年龄增长会被人冷落
Many women feel pressure not to be left on the shelf.
许多女性感到不被冷落的压力。
2.

搁置, 束之高阁

not being used or considered for a long time

:
The old project has been sitting on the shelf for years.
那个旧项目已经搁置多年了。
His brilliant idea was put on the shelf due to lack of funding.
他绝妙的主意因资金不足而被搁置