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ear-trumpet

n. 号角状助听器

1、助听筒

...ear trumpet (从前半聋人用的号筒形)助听器。ear-trumpet 助听筒feed trumpet 中注管 ...

2、翻译

...estimated tax payable翻译【经】估计应付税捐ear-trumpet翻译【医】助听筒enteric cytopathogenic human orphan virus翻译【医】埃可病毒, 人肠道孤病毒 ...

医药科学

n.a conical acoustic device formerly used to direct sound to the ear of a hearing-impaired person

同义词：hearing aidear trumpet

1.
N（名词） a trumpet-shaped instrument that amplifies sounds and is held to the ear: an old form of hearing aid (旧)助听筒

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