Synset:hearing aid
Hypernyms:acoustic device
Inherited Hypernyms:hearing aidacoustic devicedeviceinstrumentalityartifactwholeobjectphysical entityentity
单词 | ear trumpet |
释义 | Ear Trumpet nnoun.artifacta conical acoustic device formerly used to direct sound to the ear of a hearing-impaired person Synset:hearing aid Hypernyms:acoustic device Inherited Hypernyms:hearing aidacoustic devicedeviceinstrumentalityartifactwholeobjectphysical entityentity |
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