据国外一本SimTalk语言介绍书籍中的解释: % }7 S" B% Y @* Z8 yUse the method "cont" to call the contents of the material flow objects and the container. & g z2 K2 H4 w" N 2 v. C9 z3 c3 }' o6 w- a% t" @& Gcont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