好词典

rarefied

UK //ˈreərɪfaɪd//US //ˈrɛrəˌfaɪd//

词源

源自拉丁语 rarus(稀疏的) + facere(使成为),14世纪通过法语 raréfier 进入英语。

adjective

❶ 形容空气或气体稀薄的,特指高海拔地区因气压低导致氧气含量减少的状态。

“Mountaineers need special equipment to breathe in the rarefied air at high altitudes.”

(登山者需要特殊装备才能在稀薄的高海拔空气中呼吸。)

“The rarefied atmosphere makes it difficult for planes to maintain lift.”

(稀薄的大气使得飞机难以维持升力。)

❶ 比喻精英化或高度专业化的,形容某个领域或群体门槛极高且常人难以企及。

“She moved in the rarefied circles of Nobel Prize winners.”

(她活跃在诺贝尔奖得主的精英圈子里。)

“The conference discussed rarefied topics in quantum physics.”

(会议讨论了量子物理学中的高深课题。)

同义词:thin, refined, exclusive, esoteric, lofty

常见短语

rarefied atmosphere — 字面指稀薄大气层,比喻指某个环境具有高度专业性或排他性。

“The academic symposium had a rarefied atmosphere of intellectual rigor.”

(这场学术研讨会充满严谨治学的高端氛围。)