earshell
名词 n.
英文释义
名词 n.
- Alternative spelling of ear shell.
-
An earmold; a device worn in the ear for protection or to aid sound conduction
— ANR headsets which employ a loudspeaker and a microphone inside the earshell connected via an analog feedback controller were studied in the 50’s by Meeker, Hawley,and Simshauser.
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数据来源: Wiktionary