The result is the retrieval of the same UUID back from SimpleDB, so you could check here to see if the resulting comment field is the one you wanted (otherwise something went wrong).
结果是从SimpleD b检索相同UUID，因此可以在这里进行检查，看看返回的评论字段是否是您所希望的(如果不是则说明出现了错误)。
What you have here is called a "race condition," a condition where something can go wrong only during a small window, meaning that you have to be pretty fast, or pretty unlucky, to see the problem.
我们这里遇到的情况叫做竞态条件（racecondition），是一种出错概率非常小的条件，意味着您只有非常快速或者非常运气不好才会遇到这种情况。
Nate: Well, is something actually wrong, or is this just some ploy to get us both here?
搞错了还是怎么的？还是你又玩花样把我们俩骗到这里？
Nate: Well, is something actually wrong, or is this just some ploy to get us both here?
搞错了还是怎么的？还是你又玩花样把我们俩骗到这里？
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