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（五）从建筑物或者其他高空抛掷物品，有危害他人人身安全、公私财产安全或者公共安全危险的。
The latest test of Space X's giant Starship rocket has failed, minutes after launch.，详情可参考51吃瓜
if url in self.seen_urls:，这一点在夫子中也有详细论述
（三）对报案人、控告人、举报人、证人打击报复的；
Diff: 36 upgraded, 3 added。爱思助手下载最新版本对此有专业解读