1.稀罕的
2.珍贵的，极好的
3.稀薄的(空气)
4.半熟的(食物)
词形变化
- 形容词比较级 rarer，rarest
- 名称 rareness
- marked by an uncommon quality; especially superlative or extreme of its kind
- having low density
- (of meat) cooked a short time; still red inside
- recurring only at long intervals
- not widely distributed
- not widely known; especially valued for its uncommonness