短语词组短语Hearing -aid Tube 助听器用电子管Hearing g Aid 助听器hearing to aid execution 财产发现程序hearing g aid amplifier 助听器放大器hearing -aid-compatible telephone 兼容助听电话hearing g aid test box 助听器测试箱language hearing -aid device 语言听力辅助装置 返回 hearing aid