It is necessary to do further study and development on the pine cone.
有必要对松果进行进一步的研究和开发。
It is necessary to do outside activities.
从事课外活动是很有必要的。
Mother decreed that thing necessary to do.
妈妈认为那件事有必要去做。
Some people think it is necessary to do so.
有些人认为这样做是必要的。
Yeah... It's necessary to do some calculation.
是的…有些考量还是必要的。
First, it is necessary to do some exercise every day.
首先，每天都必须要做一些运动。
Daniel: Hello, is it necessary to do warm-up exercise?
听看学丹尼尔：你好，必须做热身运动吗？
It means finding any means necessary to do what has to be done.
这意味着寻找任何必要的方法来完成那些必须要完成的事。
In other cities, they don't think it is necessary to do that.
在其他城市，人们认为没有必要这样做。
It's not necessary to do that, but it can be quite convenient.
虽然没有必要这样做，但是这样做是很方便的。
Become an expert in the skills and tools necessary to do your job.
精通你工作时必需的技术和工具。
When you apply for a job, you learn the skills necessary to do that job.
你申请工作的时候，你会学习这份工作必须的技能。
Web 2.0 capitalizes on the fact that it simply isn't necessary to do things this way.
事实上没必要一定要这样做事，Web 2.0 就利用了这一点。
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。
We were also given a convenient way to back out a migration, had it been necessary to do so.
我们还提供了一种简便的方法，以便在必要时备份一个迁移。
Sometimes it is necessary to do some amount of cleanup before propagating the exception.
有时候需要在传播异常之前进行一些清理工作。
Voters want someone who has the extraordinary talents necessary to do the job, yet who also seems ordinary and likeable.
选民希望选择一位拥有这项职位所要求的超常能力，同时看起来又很平民化，讨人喜欢的人。
If being lazy is about using more leverage and doing less, the support and scaffolding necessary to do that is created with systems.
如果懒惰是使用更多的手段并做更少的事，那么这么做所需要的支持和台架就是建立一个体系。
If teachers will be grading your work or leading you in online discussions, it is important that they have the knowledge necessary to do the job.
如果是由老师指导你的学习以及引导你在线讨论，那么，他们是否有做好这份工作的必要知识就是很重要的事情。
When an instance of this type is passed to the OrderProcessing module, it will contain all of the data necessary to do a customer check and ship an order.
当该对象类型的实例被传递给OrderProcessing模块时，它将包含完成客户检查和装运订单所需的全部信息。
For most of us, diversification in love, at least beyond a very small number, is impossible, so it's necessary to do a lot of research on the choice you make.
对我们大多数人而言，分散爱情的风险，是不可能的。因此有必要在你选择做大量的调查研究。
He doesn't rant. He doesn't berate anyone (especially in front of others), except in the very rare instance when it is entirely appropriate and necessary to do so.
他不会口头地或用邮件继续漫谈，他不会“自言自语”，他不会咆哮，他不会严责任何人（特别是在他人面前时），除了在很少的时候，当这样做是完全合适和必需时。
In some cases, the corresponding it governance is non-existent or weak, and it is then necessary to do some of the governance work that should have already completed.
在某些情况下，相应的IT治理是不存在的，或者非常薄弱，那么就有必要进行一些本应该已经完成的治理工作。
But before proceeding further we need to create some users, project and add the user to the project — which will essentially cover the administrative tasks necessary to do this.
但是在继续深入下去之前，我们需要创建一些用户、项目，并向项目添加用户，这正是管理任务所需要做的工作。
Secondly, it means that designers can focus their efforts on specifying handlers that provide the minimal functionality necessary to do a job in conjunction with existing handlers.
其次，它意味着设计人员可以集中精力定义仅提供必需功能的处理程序，与其他现有的处理程序结合起来完成工作。
For example, if the expression doesn't use the last function then it is not necessary to do look-ahead processing to determine how many elements there are in the context list.
例如，如果表达式不使用last函数，那么就不必执行先行处理来确定上下文列表中有多少元素。
For example, if the expression doesn't use the last function then it is not necessary to do look-ahead processing to determine how many elements there are in the context list.
例如，如果表达式不使用last函数，那么就不必执行先行处理来确定上下文列表中有多少元素。
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