您什么时候需要这间房？
约翰：好的。您什么时候需要？
您什么时候需要取回，先生？
我想知道您什么时候需要？
这含义是您可能需要追踪对您的过程进行的所有的变更，您为什么进行每个变更的原因，以及为了遵守这些法规，什么时候进行的变更。
The implication is that you may need to track all changes to your process, the reason why you made each change, and when the change was made to conform to these regulations.
此外，还有很多附加的能力——您应该考虑什么时候需要开发一个语言特性——不仅限于从模型到代码的转换。
Furthermore, there are a number of additional capabilities — ones you should consider when developing a language feature — that go beyond transformation from the model to code.
由于集成的生命周期环境包括许多紧密集成的应用程序，所以您需要谨慎地监控，什么时候升级什么工具，从而确保您不破坏集成。
Since an integrated lifecycle environment consists of many closely integrated applications, you need to carefully monitor when to upgrade what tool, to make sure that you do not break integrations.
不制定迭代，您很难知道项目什么时候完成、完成项目需要什么资源，或者什么时候需要这些资源。
Without mapping out iterations, you have very little idea when the project will be finished, what resources will be needed to complete the project, or when these resources will be needed.
不管什么时候要向某个对象中添加侦听器，您都需要自问一下，侦听器被添加到哪个对象，侦听器的生命期有多长。
Whenever you add a listener to an object, you need to ask yourself what the listener's lifetime is and to which object you're adding the listener.
于是，您将知道您的安全幅度有多大以及什么时候需要为非常流行的应用程序进行扩容。
Then you will know how much safety margin you have and when you need to ramp up capacity for your super-popular applications.
您需要对用户需要在什么时候执行更改负责，这样活性转换配置就可以得到更改了。
You are responsible for indicating when the user has made a change so that the active transformation configuration can be updated.
当然，您需要掌握取胜所需的经验，但您什么时候找时间增强您的技艺呢？
Of course you need to master the expertise required to win, but when do you find the time to hone your craft?
当然，沃克女士。请问您的账号？这些文件需要什么时候送到？
Of course, Ms. Walker. Could I have your account number, please? And, when do these documents need to arrive?
无论什么时候需要我们的产品，请及时联系我们，告诉我们您所需要的钛产品的具体规格，标准，材料，数量。
Whenever you need, Please do not hesitate to tell us standard, material, specification, and quantity of titanium products you want.
XX先生/小姐，请问您需要什么时候的房间？
您需要我们什么时候打扫房间。
有您将需要知道的若干事件您什么时候准备好为抵押去。
You will need to know there are a number of events when you are ready to go for the mortgage.
如果客人在房间里，道歉并问什么时候需要打扫，说：“对不起打扰您了，今天什么时候我能回来打扫房间？”
If a guest is in the room, apologize and ask if they would like service now or later. "Sorry to have disturbed you, what time would you like me to come back to service your room today?"
如果客人在房间里，道歉并问什么时候需要打扫，说：“对不起打扰您了，今天什么时候我能回来打扫房间？”
If a guest is in the room, apologize and ask if they would like service now or later. "Sorry to have disturbed you, what time would you like me to come back to service your room today?"
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