common event block

例句：

1. 1. The software engineers are responsible for designing and implementing the common event blocks in the system.
   软件工程师负责设计和实施系统中的常见事件块。
2. 2.The team successfully implemented a common event block to improve the efficiency of data processing.
   团队成功地实现了一个常见事件块，以提高数据处理的效率。
3. 3.The common event block is designed to handle common events such as user login and logout.
   常见事件块被设计用来处理常见的事件，如用户登录和登出。