故障转移是主系统在计划内或计划外的关闭，并包括完成将备用节点置于在线以接管处理负载的任务。

Failover is the planned or unplanned shutdown of the primary system and includes the accompanying task of bringing a standby node online to take over the processing load.

youdao

这样我就可以登录到某个在线词典并创建自己的词汇和短语库，以备用各种方法进行复习。

This allows me to access an online dictionary and create my own database of words and phrases for review in a variety of ways.

youdao

为了使Sametime bot具备用户友好的特点，可创建一些能返回WTSBot使用方法的在线帮助，如图7所示。

To make your Sametime bot user friendly, you can create online help that returns some insight about how to use the WTSBot as shown in figure 7.

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