如果你发现搜索结果有用或者只要加入所连接的网站,只需点击一下+ 1图标。
If you find the search result useful or just enjoy the linked site, you hit the + 1 icon.
在您预先不知道某些事会用掉多少时间时,这些组件将会很有用(例如建立网络连接)。
These components will be useful when you don't know in advance how long something is going to take (establishing a network connection, for example).
这种情况在非连续的操作中非常有用,例如,偶尔连接到企业网络的笔记本电脑。
This can be useful in disconnected operations -- notebook computers that occasionally connect to the enterprise network.
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