吉尔布雷思夫妇设计了一个分类体系，标记了17种基本手势，他们将其称为动作分类体系。
Frank and Lillian Gilbreth devised a classification scheme to label 17 basic hand motions which they called therbligs.
吉尔布雷思夫妇设计了一个分类体系，分析了17种手的动作，他们将这套体系称为动作分类体系。
Frank and Lillian Gibreth devised a classification scheme to lable 17 basic hand motions which they called therbligs.
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