EnvironmentalIssue(環境問題) |
appearance as argument number 1 |
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(documentation EnvironmentalIssue EnglishLanguage "The class of Attributes that stand for issues of environmental concern.") | Geography.kif 6888-6889 | |
(subclass EnvironmentalIssue AreaOfConcern) | Geography.kif 6887-6887 | 子類 環境問題 and 關注的區域 |
appearance as argument number 2 |
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