接着，我们需要对记录进行排序，因为它们从本地存储返回的顺序是不一定的。

Next, you sort the entries, because the order that they come out of from local storage is not guaranteed.

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肿大的前列腺并不一定表明癌症的存在。

An enlarged prostate does not necessarily mean cancer.

《柯林斯英汉双解大词典》

当地人的看法不一定和媒体一致。

Local feeling does not necessarily concur with the press.

《柯林斯英汉双解大词典》

So, we don't necessarily recommend that, but what was pretty cool especially that day, okay, so this is okay.

所以，我们不一定推荐那个，但是尤其是那一天，是相当酷的，好的，现在好了。

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And you don't always wind up with the right answer or wrong answer, but just different points of view.

最后不一定有答案的对错，只是不同的看法。

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Always provides you with access to the math library because that's useful, too, so you don't always have to remember that.

总是能够让你能够使用数学程序库,那也是有用的，所以你不一定要把它记住。

哈佛公开课 - 计算机科学课程节选