您的会话并不会保持活跃状态，等待您以后回来；当到云实例的连接终止时，会话就结束了。

Your session does not magically remain active for you to return later; when your connection to the cloud instance ends, your session ends.

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当线程终止时，操作系统将清理所有分配给线程的资源，其中也包括了关闭任何线程已经打开的会话。

When a thread terminates, the operating system cleans up all resources still allocated to the thread; this includes closing any sessions which it had open.

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