据国外一本SimTalk语言介绍书籍中的解释:& w3 @7 o5 a9 V0 R& O9 Z; d
Use the method "cont" to call the contents of the material flow objects and the container. 4 H- i0 v- a' N+ f" u! C1 M& ~8 G7 d3 {0 i/ K. K
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