No canceled or pending update requests should be in the system.
系统中应该不存在未取消或挂起的更新请求。
The update() function can be used (on any widget) to force rendering and to wait until all pending events have been processed.
函数update()用于（在任何部件上）强制渲染并且等待所有进行的事件全部完成。
First, all the local contacts flagged as create-pending, update-pending, or delete-pending are sent to the server.
首先，将所有被标记为create - pending、update -pending或delete - pending的本地联系人发送到服务器。
To all users of schtserv. The registration database is down pending an upgrade in security and a login server update.
大意就是注册数据库挂了，原因是对其安全保密性进升级和逻辑服务器的更新。
To all users of schtserv. The registration database is down pending an upgrade in security and a login server update.
大意就是注册数据库挂了，原因是对其安全保密性进升级和逻辑服务器的更新。
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