a)NOT DO somethingif something is left on the shelf, it is not used or considered 不被考虑,搁置不用
The album stayed on the shelf for several years, until it was finally released.
这张专辑被搁置了几年,最后终于得以发行。
b)British EnglishBrE old-fashionedMARRY# too old to get married, used especially of women 〔尤指女子〕因年龄太大而结不成婚
Examples from the Corpus
on the shelf• The saga centres on the tangled love life of a 30-year-old woman, who fears she will be left on the shelf.• What was left on the shelves would not keep them alive.• The basket of flowers was on the shelf behind them.• The porcelain horse, the cactus, the blue bowl and the drinks were on the shelves.• These were on the shelf and the bottom of the safe was stacked with pocketfiles.
54off-the-shelf available to be bought immediately, without having to be specially designed or ordered现货供应
top/bottom/next etc shelf• The food and winechoices are top shelf and usually laid out on the linen-covered hood of a car.• She pointed to a pile of books on the bottom shelf of the bookcase.• Three fresheggs lay in a small bowl on the top shelf in Freda's kitchen.• Miles likes to set up 105 his books alphabetically, with favorites on the top shelf and special baskets for series books.• Set a cup of water on the top shelf or sprinkle the newspapers lightly with water.• The small packets were on the bottom shelf, medium on the middle shelf and large packets on the top.• The next shelf we stopped on was filled with farm animals.• The top shelf is where GayTimes is traditionally to be found, nestling coyly next to Penthouse.