(subclass PhoneOS OperatingSystem) | ComputingBrands.kif 90-90 | PhoneOS 是 操作系统 的 subclass |
(subclass AndroidOS PhoneOS) | ComputingBrands.kif 28-28 | Android 是 PhoneOS 的 subclass |
(subclass AppleIOS PhoneOS) | ComputingBrands.kif 84-84 | 苹果作业系统 是 PhoneOS 的 subclass |