priceless
adj
1 too valuable to be priced 无价的; 极其贵重的
priceless jewels, paintings, treasures, etc 极其贵重的首饰、 画、 珍宝等
(fig 比喻) Her one priceless asset is her unflappability. 她有一点是非常难能可贵的, 就是她遇事冷静. =>Usage at invaluable 用法见invaluable.
2 (infml 口) very amusing or absurd 非常有趣的; 十分荒唐的
a priceless joke 非常有趣的笑话
You look absolutely priceless in that hat! 你戴著那顶帽子很滑稽!
It has been estimated that the weight of all the insects destroyed by spiders in Britain in one year would be greater than the total weight of all the human beings in the country.