出处：按学科分类—语言、文字 中国对外翻译出版公司《汉英成语词典》第272页（244字）
好像获得最宝贵的东西似的，例他在旧书摊买到一本原版线装古诗集，高兴得如获至宝。
He was overjoyed to find an old handbound copy of a collection of poems at an old book stall，it was something he had been longing to have for a long time．