据国外一本SimTalk语言介绍书籍中的解释: 7 a9 e+ X9 |& m1 KUse the method "cont" to call the contents of the material flow objects and the container. $ d$ S$ {' p6 A5 }7 r# t
S& g& w) t, R0 E' ~4 |1 ~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