If the answer is "yes," then we need to leave now.
如果答案为“是”，那么我们现在就该离开了。
Again, buyers need to check if carriage is included in the price.
此外，买主需要核实售价中是否包含运费。
If I'm at home and I need to study, what I do is read out loud.
如果我在家里需要学习，我就大声朗读。
If I'm at home and I need to study what I do is read out loud.
如果我在家里并且我需要学习，我所做的就是大声朗读。
If you have a computer and microphone, all you need is your talent.
如果你拥有电脑和麦克风，所有你需要的只是你的才能。
But if there really is a problem, you need to tackle it.
但是如果真的出现了一个问题，你需要把它解决好。
If the overall data entry is optional, however, then validation need not occur.
不过，如果整个数据项是可选的，那么就不需要进行验证。
If you need this kind of reporting, this section is for you.
如果你需要这类报告，这部分内容很适合你。
If your blog is about simplicity, you need an uncluttered, clean design.
如果你的博客主张简约，那你需要给博客一个简洁的设计。
Please let me know if there is anything I need to do before my departure.
在离开之前如果需要我做什么请告诉我。
The prosecution will need independent corroboration if it is to nail Mr Olmert.
如果想要给奥尔默特先生定罪，这场诉讼还需要有确凿的证据。
Check with them if they need any help, or if there is anything you can do to help them.
发现他们真的需要你的帮助时，尽可能的帮帮他们。
If all you need is OCRing, GOCR is a good option.
如果你需要O CR识别，那GOCR是一个好的选择。
If the information is correct, you need to select a key and a password.
如果这些信息正确，那么您需要选择一个密钥和密码。
Not sure if I will need this, but here it is anyway.
我不确定实验是否需要这个数据，但我还是测算了一下。
If the need is strategic, you should always build the solution yourself.
如果需求是战略性的，您往往需要自己构建解决方案。
I need to determine if a number is perfect.
我需要确定某个数字是不是完全数。
Therefore, you need to ignore the request if this is not the case.
因此，如果不是这样，您需要忽略该请求。
If there is anything you need, just knock on my door.
有什么需要帮忙的话，尽管敲门来找我。
If your project is small, this may need to be weekly.
如果项目规模小的话，可能需要每周进行一次。
What if we need to use a variable that is defined outside a nested function.
那如果我们需要使用定义在嵌套函数外面的变量呢？
We need to know if this campaign is meeting our objectives.
我们要知道这次活动能否达成我们的目标。
I need to determine if a number is a factor.
我需要确定某个数字是不是因子。
If it is, I need to use single-byte length notation.
如果是，就需要使用单字节长度表示法。
But even if perfection is unlikely, we all need to know what to aim for.
但是，即使做不到完美，了解应该怎么做也颇有裨益。
If you need to break out of the framework, it is very easy to do.
如果需要摆脱这个框架，可以非常容易地做到。
If everyone is moving left, he'll feel the need to move right.
如果每个人都向左走，他会觉得他一定得向右走。
If everyone is moving left, he'll feel the need to move right.
如果每个人都向左走，他会觉得他一定得向右走。
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