noun 下载 🔗分享 稀有性,罕见。 A measure of the scarcity of an object. Examples : "The rarity of sunny weekends in winter made the family outing particularly special. " 冬天阳光明媚的周末非常罕见,因此那次家庭郊游显得格外珍贵。 value economy 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 稀薄,稀疏。 (of a gas) Thinness; the property of having low density Examples : "The rarity of the air at high altitude made it difficult for the climbers to breathe. " 在高海拔地区,空气的稀薄使得登山者呼吸困难。 physics substance science 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 稀有之物,珍品。 A rare object. Examples : "Finding a four-leaf clover is a rarity. " 找到四叶草是件稀罕事。 thing quality 与AI对话词汇游戏阅读练习