When traveling abroad, it is very necessary to bring some foreign currency with you.
去国外旅行时候，随身携带一些外国货币是很有必要的。
Do you think it is necessary for Sunny to give tips for the service?
你认为桑妮有必要为服务给小费吗？
In addition, it is necessary to apply for graduation when you near the time that you will be completing your graduation requirements.
此外，当你快要满足毕业要求的时候，有必要去申请毕业。
In addition, it is necessary to apply for graduation when you're near the time that you will be completing your graduation requirements.
此外，在你即将完成毕业要求的时候，有必要去申请毕业。
Effective communication is necessary to instruct your dog about what you want it to do.
有效的沟通是必要的，这让你的狗狗明白你想让它做什么。
It is necessary for you to read all instructions carefully before every experiment.
你有必要在每次实验前仔细阅读所有的说明。
Remember that forgiveness does not mean it is necessary to become friends again with the person who upset you.
记住，宽恕并不意味着你必须和惹你心烦的人再次成为朋友。
When the noise remains going on, you should report it to local authorities, or even the police department, when it is really necessary.
如若噪音一直存在，你应该向当地权力机关举报，甚至在必要时报警。
The paragraphs should flow in logical, organized fashion. It is not necessary to write them all at once; you can write them as you think of them.
合同的段落是按一定的逻辑顺序组织起来的，当然，你并不需要一下子列出所有段落的标题词，想到多少就写多少。
You should not allow deleting any artifact unless it is really necessary to do so.
您不应该允许删除任意的工件，除非真的有必要这样做。
The most effective way of implementing change is to clearly describe the change, why it is necessary, and the benefits you expect.
实施变更最有效的方法是明确地描述变更，为什么它是必要的，以及您所期望的利益。
Before you speak, it is necessary for you to listen, for God speaks in the silence of the heart.
在你说话之前，必须先安静下来倾听，因为上帝正在我们的心中默默地说话。
Retrieving the peer certificate is necessary if you wish to either display it to the user or verify it either against the host name or the certificate authority.
如果您希望向用户显示证书的内容，或者要根据主机名或证书权威对证书进行验证，那么就需要检索证书的内容。
I only want one apple, and if one apple is worth nothing then it is not necessary for me to pay you.
我只要一个苹果，如果一个苹果一分钱也不要的话，那我也就没必要给你钱了。
Since you can "t do this on the client side it is necessary to validate on the server."
由于无法在客户端完成这一任务，因此在服务器上进行验证是有必要的。
Because it is automated, it reduces the likelihood of error, while allowing you to make changes to the profile as necessary.
它是自动的，因而减少了发生错误的可能性，同时还能够让您在必要时更改配置文件。
But it is not necessary to go that far: it will even benefit a SOA engagement if you create a simple economic model of the engagement and use it to drive development decisions.
但是并不需要多复杂的操作：如果你建立一个简单的契约经济模型并用它驱动开发决策，即时一个SOA契约也会获利。
The created element could be optionally returned, but it is not necessary and you chose not to include it.
所创建的元素可被有选择地返回，但这不是必需的，我们选择不包含这些。
If it is necessary to complain about the meal or service, remember that how you complain could make or break your business deal.
如果需要抱怨饭菜或者服务的话，记住你抱怨的方式有可能使你谈成生意或导致生意失败。
Never give up on a task. Instead, learn to readjust your approach when necessary. It is okay to take a break if you are overly frustrated.
任何的一个项目都不要放弃。相反的，当有需要的时候，学会重新调整你的方法。如果你过度觉得沮丧，可以先让自己休息一下。
A great man once said it is necessary to dill as much as possible, and the more you apply it in real situations, the more natural it will become.
一位伟人曾说，反复操练是非常必要的，你越多的将所学到的东西运用到实际生活中，他们就变的越自然。
It is not necessary to set all fields unless you specifically want to limit the search based on that field.
没有必要设置所有字段，除非特别希望利用特定字段限制搜索。
It is helpful (but not necessary) for you to be familiar with basic concepts of security such as private and public keys, signatures, and encryption.
熟悉安全的基本概念(比如私钥和公钥、签名、加密)会有帮助，但不是必需的。
It is very necessary to make a cool and neat appearance of you whenever you go in front of that girl.
保持外表干净、帅气：不论是不是要去见心仪的女生，保持干净、帅气的外表对男生来说都是很重要的。
It is necessary to take massive action, but it will be useless if you do not know where you want to end up at.
重大的行动是必须的，但是如果你不知道终点在哪，行动就没有作用。
It is a very difficult tip to follow, but a necessary one, if you want to really get out of debt.
这条建议很难做，但又很必要，如果你是真的想要摆脱债款。
It is not necessary to describe all of them here, but it is important that you take the time to recognize which reasons apply most to you or to your staff members.
但是花一些时间找出那些切实符合你自己或者你的员工的原因还是相当重要的。
As completely as was possible and is necessary, would you choose to do it?
如果完全可能而且必要，你会这样做吗？
As completely as was possible and is necessary, would you choose to do it?
如果完全可能而且必要，你会这样做吗？
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