adj.稀罕的；珍贵的
形容词rare的最高级.
The rarest quality in an epitaph is truth. 墓志铭的难能可贵之处是真实。
Next to good judgment, diamond and pearl are the rarest things in the world. 次于真知灼见者，为钻石与珍珠为世上最罕有之物耳。
