If you're lucky, the function's man page lists all of its possible return values and what they mean in the context of this particular function.
如果运气好的话，函数的手册页会列出其可能返回的所有值，以及它们在此特定函数的上下文中所指的含义。
Notice one last piece. If I'm going to do that, run through all possible answers, I still want to know, gee, what if there aren't any answers? How do I return that case?
注意最后一段，如果我要这样做，也就是运行所有可能的答案，我还是想知道要是没有结果呢？，在这个例子中应该返回什么呢？
If it is possible to return the data to the client without serialization, by binding directly to an XML output host variable, this is the safest way to avoid any kind of substitution character.
如果可以在不串行化的情况下将数据返回到客户机，那么，通过直接绑定到一个XML输出主机变量，这是避免任何替换字符的最安全的方法。
The CompanySystemContractManager class in Listing 4 checks only if arguments or return values are null, but it's possible to enhance it to add extremely sophisticated checks.
清单4中的CompanySystemContractManager类只检查参数或者返回值是否为nulll，但是可以使其增强为加入特别复杂的检查。
If the symptoms fade or go away when a person is away from the home and return when the person returns, an effort should be made to identify indoor air sources that may be possible causes.
如果一个人离开家时症状减轻或消失了，而一回到家症状又出现了，那么人们就应当确定可能引起症状的室内空气污染源。
Again, though, such improvements are possible only if the union's remote legs perform significant processing before beginning to return results, and if the result sets are relatively small.
但是，同样的道理，只有当联合的远程分支在返回结果之前需要执行相当长时间的处理，并且结果集相对较小的时候，才能有那种程度的性能提升。
If there is still more than one possible match remaining, then they are indistinguishable; return the first one found.
如果仍然存在多于一个可能的匹配，那么它们就是没有分别的；返回第一个找到的匹配。
Find the longest of the possible matches, along with any ties. If there is only one such possible match then return it.
寻找在各种情况下可能的最长匹配。如果只有一个这样的匹配，那么就返回它。
Dear, if possible, I will waiting for your return.
亲爱的，如果有可能的话，我会等你回来。
I would be lying if I told you I didn't want to return as soon as possible.
但是如果我告诉你我不想尽快返回赛场那显然是我在说谎。
If the function succeeds, the return value indicates the event that caused the function to return. The following table shows possible values.
如果函数调用成功，返回值指定导致函数返回的事件。下表为可能的返回值。
Business is not generally discussed over a meal, though you may be treated to a banquet during your stay. If possible, you should always return the favor.
你在访问中会被邀请参加宴会，但在用餐中一般不谈商务。如果可能，最好回请。
If there is only one such possible match then return it.
如果只有一个这样的匹配，那么就返回它。
We do not know if what The Sun reported on Sheva's personal situation is true or not, but this is just an additional reason for us to not speak about his possible return to Milan.
我们不知道《太阳报》对于舍瓦个人立场的报道是否属实，但是这只是一个额外的理由让我们不去谈论他重回米兰的可能。
I am Nigerian and I don't know if I'd ever return home but I'm sure I want to keep as many children as possible alive.
我尼日利亚和我不知道，如果我会永远回家，但我敢肯定，我想保持尽可能多的儿童尽可能活着。
Rousseau said, "I have made up my mind, if it is possible, I will use my remaining time, someday let myself be able to return this most excellent female for all help that I have received from her."
卢梭说：“我抱定主意，如有可能，我要利用我的余暇时光，使自己有朝一日能够向这位最杰出的女性归还我曾受之于她的所有的爱助。”
This is a good group and even if it is January, I believe we will keep things as they are, to return to the top spot as soon as possible.
这是一个不错的团队。尽管现在还只是一月，我想我们不久就会重返榜首。
If you need the results right away, you can tell them it is urgent by saying, "Please return the survey without delay or as soon as possible."
如果你急于要这些调查结果，你就可以告诉他们事情紧急，说“请立即返回调查表”，或者“尽快返回”。
Anybody who has found it please contact me by this email or phone 07724746993. You can return it after you read it if you like it, but please contact me as soon as possible for it's a borrowed book.
请捡到的朋友尽快与我联系，电话077 2474 6993，您如果对这本书感兴趣，可以看过再还给我们，但请先联系告知，因为这本书也是我孩子借别人的。
Anybody who has found it please contact me by this email or phone 07724746993. You can return it after you read it if you like it, but please contact me as soon as possible for it's a borrowed book.
请捡到的朋友尽快与我联系，电话077 2474 6993，您如果对这本书感兴趣，可以看过再还给我们，但请先联系告知，因为这本书也是我孩子借别人的。
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