英：[iə ˈtrʌmpit]
美：[ɪr ˈtrʌmpɪt]
ear trumpet如何读
ear trumpet是什么意思
n.
号角状助听器
助听筒
ear trumpet英英释义
noun
a trumpet-shaped instrument used for collecting and intensifying sounds to aid a person with defective hearing
ear trumpet词源英文解释
The first known use of ear trumpet was in 1731
ear trumpet 同义词
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