据国外一本SimTalk语言介绍书籍中的解释: 6 Q" w( h4 x5 {4 {+ ?+ FUse the method "cont" to call the contents of the material flow objects and the container. ! T5 b7 N* |& D: {2 w# r ; f0 g+ Z; N2 U5 tcont方法准确指对象object的内容"content",也可以理解为容器"container"。"context"有上下文,语境的意思,在这里,cont不应该是context的意思