可以是when，while，as例子当我到达的时候，飞机晚点了。When I arrived, my plane was late.大家不要忘记，爱因斯坦最有影响力的论文还是当文员的时候写的。And, lest we forget, Einstein wrote his most influential papers while working as a clerk.当需要的时候使用流程模型中的注释，开发人员对必要的规则及规则服务实现进行编码。Using the annotations in the process model as requirements, the developer codes thenecessary rules and rules service implementation.
奶油不够变球
