那么,科学告诉我们地板上的几分钟对你的食物安全意味着什么呢?
So what does science tell us about what a few moments on the floor means for the safety of your food?
在炎热的夏天开车时,你可能会在路上看到闪闪发光的水,但科学告诉我们,这其实只是海市蜃楼,是空气加热造成的幻觉。
When driving in a car on a hot summer day, you may see what looks like shimmering water on the road, which, as science tells us, is really just a mirage, an illusion caused by the heating of the air.
科学告诉我们,我们在60到67华氏度(15到20℃)的凉爽温度下睡得更好。
Science tells us that we sleep better in cooler temperatures of about 60 to 67 degrees Fahrenheit (15℃ to 20℃).
It's just not possible to solve some of these problems by hand and this isn't even a domain that's necessarily into the world of CS but speaks to you the applicability of it all.
手工处理这些问题似乎有些不大可能,但这还不是,计算机科学要解决的主要问题,我们的目的只是为了告诉你它的用途。
Second he tells us the political scientist must consider what kind of regime will be best under less than optimal circumstances.
其次,他告诉我们政治科学家,必需考虑何种政体在,较不理想的情势下会仍会是最佳的一种;
That's scientists here to show the reality that we don't know without science.
科学家们告诉我们,没有科学知识而不知道的事实。
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