例句與造句

1. In the aspect of workflow modeling , this thesis introduces a flexible workflow meta - model which is capable of tackling the problems related to business events based synchronization , multiple activity instances , service type activities and run - time process modeling . such favorable features are approached by extending the traditional activity network model with modeling constructs , such as wait connectors , parallel blocks , services and modification blocks
   在工作流建模方面，通過擴展傳統活動網絡圖模型中的模型元素，加入等待節點、并行模塊、服務和修改模塊，提出了一種柔性的工作流元模型，很好的解決了原有的業務事件同步、多活動實例、服務類型活動和運行時過程建模等問題。
2. It's difficult to find parallel block in a sentence. 用parallel block造句挺難的