OAT 使用进度条和其他有用的用户界面消息表示任务的总进度和每个部分的进度。
OAT represents the progress of the task and the progress of each part with progress bars and other helpful user interface messages.
使用类似进度条和加载圈圈的指示器告诉你的用户软件正在运行，提示他们还要等多久。
Use indicators like progress bars and loading wheels to tell your users that the software is working and inform them how long they have to wait.
虽然很多使用Ajax的开发人员都给出了各种各样的文件上载进度条解决方案，但我们还没有听说过哪个是基于portlet的。
While progress bars for file upload have been described by various developers using Ajax, we have yet to discover one that is portlet based.
另外，在加载界面或更新内容时，我们还需要关心如何为用户提供支持(例如，使用诸如进度条之类的可视化反馈技术)。
Also, take care to support the user (for example, with visual feedback such as progress bars) while the interface loads or content is updated.
对于可能时间较长的操作，使用进度条来来指示操作的进度。
For potentially lengthy operations, use a progress indicator to provide useful information about how long the operation will take.
对于可能时间较长的操作，使用进度条来来指示操作的进度。
For potentially lengthy operations, use a progress indicator to provide useful information about how long the operation will take.
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