n.稀有；珍品；稀薄
It seems to be the mere rarity that attracts the average collector. 收藏家的兴趣似乎仅停留在物品是否罕见。
I have ancient scrolls and other rarities. 我有古书卷等珍品。
That painting is real rarity; the painter seldom painted landscapes. 那幅画是一件真正的珍品，这个画家很少画风景。
