(subclass ComputerLoudspeaker ComputerOutputDevice) | ComputerInput.kif 518-518 | ComputerLoudspeaker 是 电脑输出设备 的 subclass |
(subclass ComputerLoudspeaker Loudspeaker) | ComputerInput.kif 519-519 | ComputerLoudspeaker 是 Loudspeaker 的 subclass |
(subclass InternalComputerLoudspeaker ComputerLoudspeaker) | ComputerInput.kif 533-533 | InternalComputerLoudspeaker 是 ComputerLoudspeaker 的 subclass |