柯林斯词典precious stone (precious stones) 1. N-COUNT A precious stone is a valuable stone, such as a diamond or a ruby, that is used for making jewellery. 寶石 返回 precious stone剑桥词典a valuable stone that is used in jewellery 寶石 The crown , decorated with diamonds and other precious stones , was exhibited in a special case . 裝飾著鑽石和其他寶石的王冠被放在一個特制的櫥窗裡展出。 返回 precious stone