| 释义 |
pinna
noun[ C ]
anatomy specializeduk /ˈpɪn.ə/ us /ˈpɪn.ə/pluralpinnaeuk /ˈpɪn.iː/ us /ˈpɪn.iː/pinnas
the part of the ear on the outside of the head: 耳廓
Hearing begins when sound waves that travel through the air reach the outer ear, or pinna.当声波穿过空气到达外耳或耳廓时，听觉就开始了。
All of these animals carry their pinnae side by side on top of the head.
The pinnas were normally formed but slightly posteriorly rotated.
Tumours are most frequently seen in young dogs, usually as a single lesion on the head, legs, or pinnae.
In many animals, the pinna can be moved to scan the environment to locate sounds.
SMART Vocabulary: related words and phrases
The ear
antihelix
antitragus
audiological
audiology
auditory tube
cochlea
eardrum
earlobe
incus
labyrinth
labyrinthitis
malleus
mastoid cell
membranous labyrinth
organ of Corti
saccule
sacculus
semicircular canal
snug piercing
stapedial
Synonym
auricle
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