The term structure is one of the most interesting things in economics because it shows the price of time at various maturities.
经济学中,期限结构是个有趣的话题,因为它揭示了不同到期期限的时间价值
Most of the time, it's not at gunpoint.
大多时候,并不是被枪指着劫持的。
That one's not so obvious. So let's think about this for a second. To sort a list in linear time, would say, I have to look at each element in the list at most a constant number of times.
所以让我们来思考一会,要在线性时间能排序,列表里每个元素最多被使用常数次,不一定是一次,对吧。
But smallpox was, at one time, one of the most frightening diseases on the planet.
但是天花曾经,是这个星球上最令人恐惧的疾病之一
For example, in terms of the atomic theory of matter, at the time at the turn of the Century, the understanding was that atoms were the most basic constituent of matter, meaning you couldn't break atoms up into anything smaller - that was it, you're done.
例如在原子理论中,在19,20世纪之交的时候,人们认为原子是,组成物质的最基本粒子,也就是说你不能,把原子再分割了,就这样了。
You know about retroviruses, the most famous and important one at this time is HIV, which is a retrovirus.
你们应该听过逆转录病毒吧,现下最为知名而重要的 HIV,就是一种逆转录病毒
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