Not just 'any' sign! Searching for negative polarity items in DGS

These are the slides, transcript and abstract of the on-stage presentation "Not just any sign! Searching for negative polarity items in DGS" given at TISLR 14.本数据集涵盖于第14届TISLR会议上发表的主题演讲《不止于普通手势！在德国手语（DGS）中探寻否定极项（negative polarity items）》的演示幻灯片、文字转录稿与演讲摘要。