好词典

mastoid

UK //ˈmæstɔɪd//US //ˈmæstɔɪd//

词源

源自希腊语 'mastoeidēs',意为 '像乳头的',由 'mastos'(乳头)和 '-oid'(类似)组成。

noun

❶ 颞骨后部的乳突部分,位于耳朵后方,形状像乳头,内含气腔并与中耳相连。

“The doctor examined the patient's mastoid for signs of infection.”

(医生检查了患者的乳突是否有感染迹象。)

“Mastoiditis is an inflammation of the mastoid air cells.”

(乳突炎是乳突气房的炎症。)

同义词:mastoid process, mastoid bone

常见短语

mastoid process — 乳突,颞骨后部突出的锥形部分,是许多颈部肌肉的附着点。

“The mastoid process serves as an attachment site for several neck muscles.”

(乳突是几块颈部肌肉的附着点。)

mastoiditis — 乳突炎,乳突气房的感染或炎症,通常由中耳感染扩散引起。

“Untreated ear infections can lead to mastoiditis.”

(未经治疗的耳部感染可能导致乳突炎。)