据国外一本SimTalk语言介绍书籍中的解释:( y2 P+ W: r7 ?) Z
Use the method "cont" to call the contents of the material flow objects and the container. / t+ w% }: z8 z( M0 P- Q9 H O& y. m) v
cont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