and most, perhaps, obviously-- if you're just spending your life floating in the scientist's lab, you're not actually accomplishing anything.
显而易见-,如果你只是漂浮在科学实验室里,你实际上没有完成任何事情。
What's really going on is you're floating in the psychologist's tank in their lab with the electrodes hooked up your brain.
真实的情景是你飘浮在,实验室里的心理学研究容器里,电极连接着你的脑袋。
You have a block here and then you have something above there floating in mid air.
你在这里放一个木块,让某物漂浮在木块之上
So both of these stories involve floating point values, but only in this case am I actually allocating memory.
所以这两个故事都涉及到浮点类型,但是只有那样我们才能真正地分配到内存。
Likewise, when in outer space, when you are orbiting the Earth, people are always floating around in these space stations.
就好比在外太空,当你在绕地球运行时,宇航员总是悬浮在太空站
You get glob if you mix it you get globlets of oil, or globlets of triglycerides, they're floating around in the fluid if you mix it.
你得到了一团东西,如果你把它们混合就会得到一堆小油脂团,或者说一堆甘油三酯团,如果你搅动它的话,油脂会浮在水上
But you don't know that you are floating in the tank.
但你不知道自己飘浮在容器里。
You're floating in the lab. But the experiences are identical.
只是飘浮在实验室里但体验一模一样。
Here I actually need to tell the computer, "Give me some bytes in ram in which to store a value, and that value's going to be a floating point value."
这里我的确需要告诉计算机,“给我一些字节内存,来存储一个值,那个值将是,浮点型的数值“
It's defined in CS50's library; its sole purpose in life is to ask the user for a floating point value and return it.
它被定义在CS50的函数库中,它的唯一目的是,向用户询问一个浮点数的值,然后返回它。
You're actually just floating in the scientist's lab.
你只是漂浮在科学实验室里。
If I had a beaker sitting on the table here and it contained a million blue double stranded DNA molecules and a million red double stranded DNA molecules and I heated it up and added a little base, I'd soon have four million individual strands just floating around in the solution because I've broken up this hydrogen bonding and the DNA molecules fall apart.
假如我这里有一个烧杯 里面,盛有一百万条蓝色DNA双链和,一百万条红色DNA双链,然后我稍微加热一下烧杯,并且加一些碱,很快我就有了四百万条DNA单链,漂浮在溶液里,因为我已经使得氢键断裂,DNA双链也随之打开
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