[mass noun]the state or quality of being rare 稀有,罕见;珍奇;优异 the rarity of the condition. 难得的条件。 ■[count noun]a thing that is rare, especially one having particular value as a result of this 稀罕的东西,珍品 to take the morning off was a rarity. 难得早晨休息。
语源
late Middle English: from Latin raritas, from rarus 'far apart, infrequently found' (see rare)