It is not sure if CD31 plays an role in the interaction between the endothelial cells and cancer cells.
尚不能确定CD 31在癌细胞与血管内皮细胞相互作用中的地位。
Although it is not sure for "Search market", it is very difficult for the latter players to enter the market.
搜索市场虽不是大局已定，但后来者想从零开始已经很难。
For it is not sure true or false tickets, passengers can also help refund the ticket Windows machine, or ask staff for help, "positively identified".
对于实在吃不准真假的车票，旅客们还可借助退票窗的验票机，或者请工作人员帮忙“验明正身。”
I can think that I have taken the maximum out of my team because even if another manager takes the same group, it is not sure that he will make a whole season unbeaten.
我可以认为我将我的球队发挥到了极致，因为就算其他主帅带领同样的团队，这也不能确信他可以带领球队一个赛季不败。
Up to now, most infrared medical instruments work in the wide spectral band. In these cases, it is not sure that which spectral band should be used in curing one special disease.
现行的红外理疗仪器大多为宽谱治疗仪器，针对性不强，致使某一特定的波长可以治疗何种疾病这一重要关系至今尚无定论。
If you're not sure, it is always a good idea to check with your primary care provider.
如果您不确定，最好与您的初级保健提供者联系。
When we are not sure which word is the right one, look it up in a dictionary.
当我们不确定哪个单词是正确的单词时，请在字典中查找。
One can never be sure that it is not on the point of breaking out into action.
人们永远无法确定它是否即将付诸行动。
To be sure, he performs an impressive variety of interesting compositions, but it is not necessary for me to visit Avery Fisher Hall, or anywhere else, to hear interesting orchestral music.
当然，他演奏了多种多样令人印象深刻的有趣的作品，但我并没有必要去艾弗里·费舍尔音乐厅或其他其它地方听一场有趣的交响乐演出。
It is considering whether to issue iPhones but not sure it's necessary, noting that more than 700 iPhones were registered on the university's network last year.
该校正在考虑是否分发iPhone，但不确定是否有必要。该校指出，去年该校网络上注册的 iPhone超过700部。
If you are looking for a new hobby, but you're not sure what it is, please read the passage.
如果你正在寻找一个新的爱好，但你不确定它是什么，请阅读这篇文章。
Some uses of color in nature remain unknown, but one thing is for sure, color not only makes our planet beautiful but it is also necessary for our planet to live on.
颜色在自然界的一些用途仍然未知，但有一件事是肯定的，颜色不仅使我们的星球变得美丽，也是我们的星球得以生存的必要条件。
Indeed, the market has changed so fast that regulators are not sure if it is spinning out of control.
确实，这个市场改变的如此之快以至于监管者都不是很确定是否它需要加强控制。
Begin by apologizing if you believe you did something to offend or hurt the person, even if you're not sure what it is.
要以道歉的态度开始，如果你觉得或是不确定自己对他做了侵犯他或者伤害他的事情。
Google and Verizon are arguing that Internet access is just a puppy, sure, but it is not the same as the special puppies they might sell in the future.
谷歌和威瑞森强调说因特网接入服务当然是一只宠物，但是不是那种他们在未来销售的特殊宠物。
Now, the reason why I skipped it is I'm not sure this is the best way to look at the question.
我之所以没讲是因为，我不能肯定这是考虑这个问题的最佳方式。
If it is not, make sure you download and install the GA version of JBossWS since this version has full support for JSR-181 annotations.
如果不能获得此版本，请确保下载并安装JBossWS的ga版，因为此版本提供了对JSR- 181的全面支持。
Your travel stories, make sure it is not too short as your reader may not get the full impact of your story and make sure it is not too long that the reader gets bored with excessive adjective usage.
你在写旅途见闻的时候，要确保篇幅不要太短，以致于你的读者领略不全其中的魅力；也要确保篇幅不要太长，以致于你的读者厌倦了大量的描述之语。
This failure is easy to understand, but I'm not sure I really want to "fix" it — the method I'm not testing is trivial, and adding tests for trivial methods can be a waste of effort.
这个失败很容易理解，但我不确定是不是真的要“修正”它——我没有测试的这个方法非常微不足道，为这么微不足道的方法添加测试有点浪费精力。
I'm not really sure what it is, but something interesting happens in your brain when you deliberately decide something will happen.
当我们果断地判定一些将要发生的事情时，虽然不是很确定，但在脑海里确实会有些有趣的事情发生。
While I think the separation is sensible for programming, I am not sure it is always applicable to XML modeling — which leads me to the second industry perspective on this relationship.
虽然我认为这种划分对编程而言是合理的，但不能保证也适用于xml建模——这使我倾向于对这种关系的第二种观点。
It is important to make sure time is not spent on the network, especially for view and ingest of large documents.
重要的是，要确保时间没有花费在网络上，对于查看和猎取大型文档尤其如此。
It is important to make sure time is not spent on the network, especially for view and ingest of large documents.
重要的是，要确保时间没有花费在网络上，对于查看和猎取大型文档尤其如此。
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