The history of financial crises shows that turning points can come swiftly and without much warning.
金融危机的发生历史表明，由盛入衰的转折点可以来的很快，而且没有太多的先期警告。
This means that your application is likely to quit without much warning, so you should be prepared to save user changes as they are made, as quickly as possible.
这意味着你的应用程序有可能在没有任何预警的情况下被关闭，所以你要时刻准备好尽可能快的保存用户做出的改动。
This means that your application is likely to quit without much warning, so you should be prepared to save user changes as they are made, as quickly as possible.
这意味着你的应用程序有可能在没有任何预警的情况下被关闭，所以你要时刻准备好尽可能快的保存用户做出的改动。
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