大学英语四级常用短语 be certain to do
释义：
be certain to do 有把握做某事
例句：
Why do I believe in certain planets too far away to be observed directly through a telescope?
为什么我会相信望远镜能观察到过于遥远的行星？
Therefore, information can be lost during the translation, or the receiver is simply unable to do the mappings for certain native data types.
因此，在翻译过程中可能丢失信息，或者接收端不可能生成某些本地数据类型的映射。
Be certain that all your marketing is saying the same thing and pulling in the same direction. Don’t undermine what you do with marketing that marches to the beat of a different strategist.
一定要让你所有营销材料的内容与方向彼此一致，不要让那些与整体节拍不一致的策略破坏你的营销。
In some situations, you'll want to prevent certain packets from arriving to their destination, or you might be interested in allowing only certain packets to do so.
某些情况下，您可能想要阻止某些包到达其目的地，或者只让某一些包到达。
I do not know for certain what the future holds but I am confident that with hard work, a little bit of luck and a supportive network of friends, I can be as successful as I want to be.
我不确知未来，但我相信通过艰苦的工作加上一点点的运气和朋友们的帮助，我一定能够心想事成！
Much like you do now for any Web application, it might be that you categorize your platform selection around certain requirements. You need to consider several factors.
就像您现在对Web应用程序所做的那样，您可以根据某些需求来对您的平台选择进行分类。
When catching exceptions, then, be certain you get all of them, be precise in how you do so, and use the information available in your chosen language to synthesize useful output.
于是，在捕获异常时，确信获取了全部异常且其处理方式是精确的，并使用您所选择的语言中的可用信息合成出有用的输出。
When a person does a certain thing again and again, he'll be obliged to do it in the same way by some unseen force. Thus habit is formed.
当一个人反复的做某件事时，他就会被某种看不见的力量驱使不得不以同样的方式再去做这件事，于是习惯就形成了。
Although certain coastal areas are heavily defended, these defences do not seem to be in any great depth, and it would appear that the Germans have concentrated their defence on the beaches.
虽然某些沿海地区有重兵把守，但这些防御工事似乎没有任何深度，这样看来，德军把海滩当作了自己防御的重点。
That is not just for technical reasons, but also for legal ones: some European countries, for example, do not allow certain types of data to be exported.
这不仅仅是技术的问题，而且也是法律的问题：例如，一些欧洲国家，不允许一些类型的数据输出。
It might be a subjective concept -- one man's cool Hawaiian party shirt is another's discarded Christmas gift -- but certain brands do seem to stay in fashion forever.
这可能是一个主观概念——某人时髦的夏威夷花衬衫可能在其他人眼里不值一提——但是这些牌子却一直走在时尚的前沿。
And contrary to popularbelief, a simple way to do that might be to close certain roads.
然而与通常人们认为的相反，有种简单的方法只需关闭某些道路就可以了。