outer ear

US /ˈaʊtər ɪr/
UK /ˈaʊtər ɪr/
"outer ear" picture
1.

外耳

the external part of the ear, consisting of the auricle and the ear canal down to the eardrum

:
The sound waves are collected by the outer ear.
音波は外耳によって集められます。
An infection in the outer ear can cause pain and discomfort.
外耳の感染症は痛みや不快感を引き起こすことがあります。