You can expand it if you have the necessary resources.
如果你有必要的资源，你可以扩展它。
He says he would support the use of force if the UN deemed it necessary.
他说如果联合国认为有必要，他就支持动用武力。
The doctors will operate if necessary—but it may not come to that.
必要时医生会施行手术，但也许还不致如此。
Our leaders have generally supported military action if it proves necessary.
我们的领导者们一般都支持必要军事行动的。
I don't know if that time apart was necessary for me to realize it, but I had more fun with her that week than I had in years.
我不知道那段分开的时间对我来说是否有必要让我想明白它，但那一周我与她在一起的欢乐比几年来的都多。
It is necessary that a person exercises regularly if he wishes to remain healthy.
如果一个人想保持健康，他就有必要定期锻炼身体。
Adults tend to talk about learning as if it were medicine: unpleasant, but necessary and good for you.
成年人谈论学习时，往往把它当作一剂良药：令人不快，却不可或缺，且对你有益。
If the economy starts to shrink again, Baily says, it would make a strong case for a second stimulus—something the Obama administration hopes will not be necessary.
贝利说，如果经济再次开始萎缩，就有充分的理由实施第二次刺激方案——奥巴马政府希望他们不必这样做。
I can show you how to do it if necessary.
如果有必要，我可以告诉你怎么做。
When Thomas had eaten all the cherries, his father said to him, "My dear son, if you had bent down earlier to pick up that horseshoe, it would not have been necessary for you to bend so many times for the cherries."
当托马斯吃完所有的樱桃后，他的父亲对他说：“我亲爱的儿子，如果你早点弯腰捡起那只马蹄铁，你就不必弯那么多次腰去捡樱桃了。”
If the economy starts to shrink again, Baily says it would make a strong case for a second stimulus—something the Obama administration hopes will not be necessary.
如果美国经济再次下滑，贝利认为美国政府应该有充分的理由二度刺激经济——奥巴马政府希望不会出现这样的情况。
Of course, you should only do this if it is absolutely necessary.
当然，如果这是完全必需的，就只能这样做。
Verify that this path works in your environment and if necessary update it.
请验证此路径能够工作于您的环境，如果需要对它进行更新。
If the promised convergence and understanding does not result from the initial set of iterations, then action can be taken to either re-orient the project or, if necessary, cancel it.
如果承诺的沟通以及理解并不能从初始迭代产生，那么将可以采取行动重新指定项目的方向，或是如果需要的话，取消它。
It is argued that the Fed wouldn't be free to raise interest rates if they thought it necessary.
有人辩解说审计美联储的话，美联储就不可能在它认为必要的时候自由的提高银行利率。
Fortunately arteriosclerosis, as this narrowing and hardening is known, is entirely reversible by good diet, exercise and (if necessary) drugs, if it is detected early enough.
庆幸的是，如果发现得较早，这种因动脉变窄变硬而得名的动脉硬化是完全可以通过健康饮食、锻炼和药物(若必要)而得以逆转。
Check the data source item CXMD and if necessary add it and create the connection data.
检查数据源项CXMD，如果需要，添加并创建连接数据。
If necessary, it says, it will appeal to the Supreme Court.
沃尔玛称，如有必要，将上诉至最高法院。
The truth is that it’s not something that’s necessary for everyone – but if it is necessary, you need to set aside a bit of time to get it done.
事实上并非每个人都需要——但如果有必要，你应该花点时间来处理下。
A: If you think it is necessary.
A：如果你认为有这必要的话。
Then see if your solution works, but be ready to revise it if necessary.
然后看你的解决方法是否有效，但也要准备着在需要是随时改正它。
You can then modify the file (if necessary) and register it with DB2.
然后您可以修改文件（如果需要的话）并注册到 DB2。
If it is a necessary change, what is the best way to switch over?
如果有改变的必要的话，最好的切换方式应该是怎样的？
If it becomes necessary to involve the agile team it is advisable to wait until the iteration planning so that the team can focus on execution.
如果确实需要敏捷团队参与，建议最好等到迭代计划完成了再打断他们，以便让团队能专注于执行迭代工作。
For 32-bit applications, consider if it is necessary to migrate to a 64-bit version.
对于32位的应用程序来说，要考虑是否有必要迁移到64位的版本。
And if necessary, it could sell some of its bonds, which would push up long-term interest rates.
如果还需要，联储可以卖掉一些它的债权，这样可以维持长期利率高位。
You can do these runs on a treadmill if necessary, but it would be ideal if you could run outdoors one or two days a week.
如果需要的话，你可以在跑步机上跑步。但如果可以的话，最好一个礼拜可以在户外跑一两天。
Practise your speech and revise it if necessary.
练习一下你的演讲稿，并且做必要的修改。
Practise your speech and revise it if necessary.
练习一下你的演讲稿，并且做必要的修改。
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