laid aside; not useful any more擱在一邊;不再使用
Maurice was put on the shelf when he reached the age of 65. 莫裡斯65歲時,他的公司便不再用他了。
Some women think that if they've not got their man by the age of 20they're on the shelf. 有些婦女認為如果到了20歲還找不到對象,那麼結婚就無希望了。
She never married; she has been left on the shelf. 她從未結過婚,現在也嫁不出去了。
The question was put on the shelf. 這個問題被束之高閣。