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Term 1: Term 2:

No TPTP formula. May not be expressible in strict first order. Mid-level-ontology.kif 26081-26081 Earphone设备subclass
No TPTP formula. May not be expressible in strict first order. ComputerInput.kif 502-502 EarphoneElectricSpeakerDevicesubclass
No TPTP formula. May not be expressible in strict first order. ComputerInput.kif 503-503 Earphone可穿戴物品subclass


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