(subclass ComputerKeyboardKey ComputerInputButton) | ComputerInput.kif 239-239 | ComputerKeyboardKey 是 ComputerInputButton 的 subclass |
(subclass CharacterKey ComputerKeyboardKey) | ComputerInput.kif 269-269 | CharacterKey 是 ComputerKeyboardKey 的 subclass |
(subclass SpecialComputerKeyboardKey ComputerKeyboardKey) | ComputerInput.kif 273-273 | SpecialComputerKeyboardKey 是 ComputerKeyboardKey 的 subclass |