People may not be sure about life on Mars until a sample of life is brought back.
人们可能不确定火星上是否有生命，直到一个生命样本被带了回来。
I'm sorry, but I can't be sure about that.
不能保证会是这么个结果…但我会尽力做。
Be sure about the purpose of writing the feature story.
确定好写特写的目的。
That is scary, and we cannot be sure about changes in the future.
这是可怕的，因为我们无法确定未来会发生什么变化。
The business stakeholders will not be sure about some requirements.
业务利益干系人将无法确定某些要求。
Know your objectives, and be sure about what you're hoping to achieve.
知道自己的目标，并确定您希望得到什么。
No one can be sure about the future but it definitely is a bright possibility.
没有人可以肯定未来，但它肯定是光明的可能性。
The researchers point out that there are many things they cannot be sure about.
研究人员指出，有很多事情是他们无法确定的。
Before you buy any wireless equipment, you need to be sure about what you're doing.
之前，你买任何无线设备，你必须要知道你在做什么。
But Professor Bedau says that nobody can be sure about the results of making new forms of life.
但是Bedau教授说没有人对制造新型生命的后果打保票。
No one can be sure about his future. Future is not what fortuneteller tells you. It is created by yourself.
不谁可能对未来一目了然，将来并不是靠算命先生那张嘴说出来的，而是靠你本人发明出来的。
Good quality is important to them, and they believe they can not be sure about the quality of the things on TV.
好的质量对于他们来说很重要，而且他们相信他们无法确定电视上的商品的质量。
For the future, I can only be sure about one thing: most of the people will choose not to wake up in the Matrix.
对于未来，我唯一能够确定的是：大多数人都会选择不从“母体”中醒来。
There were many I didn't know, and others I couldn't be sure about because they were so covered in green parasites.
这里有许多我不认识的树，还有有一些树我没法确认，因为它们都覆盖在了密密麻麻的绿色藤蔓植物下。
But what we can be sure about is that for love and for happiness of life, we should try, no matter how much it will cost.
但能确定的是，为了爱情为了幸福的人生，我们应该奋不顾身，不计一切代价。
No one can be sure about his future. Future is not what fortune teller tells you. It is created by yourself. ——Bill Gates.
没有谁能够对未来了如指掌，未来并不是靠算命先生那张嘴说出来的，而是靠你自己创造出来的。 ——比尔·盖茨。
I can get along with everyone. All I want to be sure about when it comes to my boss and colleagues is that they are qualified for the job we do.
我和每一个人都可以处得很好，我只希望我的上司和同事有能力做好我们的工作。
If I purchase drugs from a company that has multiple facilities, how can I be sure about the quality of the specific compounded drugs I purchase?
如果我从有多个工厂的一个公司购买药物，我怎么确定购买的特效调制药品的质量？
Rewrite has its advantages however, in most situations it is a riskier option and the teams can never be sure about the outcome. As Joel on Software suggested
重写也有其自身的优势，然而在很多情况下它是一种有风险的选择，并且团队可能永远都不确定产出物的情况。
Here we will give you some names of the sites of agencies and airline services that provide good offers so that you can go through those websites to be sure about the offers they offer.
这里我们给你一些名字，盘中机构和航空公司提供良好的服务，从而提供你可以通过这些网站可以知道它们提供投标。
Be sure to read about how mozzarella is made, on page 65.
务必要阅读第65页上如何制作莫泽雷勒干酪的内容。
When people are having a picnic, but it begins to rain, they will be so sure about something that shows the weather is going to be fine very quickly.
当人们正在野餐，但开始下雨时，他们会非常肯定地认为天气会很快好起来。
Be sure to add to it whenever you hear about a good book.
当你听到一本好书时，一定要把它加进去。
In the rare chance that there is a microorganism that can make you sick on the exact spot where the food dropped, you can be fairly sure that the bug is on the food you are about to put in your mouth.
极少数情况下，有一种微生物可以在食物掉落的那一刻让你生病，你可以十分确定这种细菌就在你准备放进嘴里的食物上。
Make sure to be honest about how you feel and how long you've felt that way.
一定要诚实地说出你的感受以及你有这种感觉多久了。
Make sure to be honest about how you feel and how long you've felt that way.
一定要诚实地说出你的感受以及你有这种感觉多久了。
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