Socrates instead spends some time worrying about the question: is the soul really like harmony or not?
取而代之的是花时间,研究一个问题:,即灵魂是不是真的像和声一样?
And again, I think these days they tend to down date it by another century or so, so it might be around 1900 B.C.
其实在今天,我认为他们又能把时间再推进,一个世纪左右,即精确到公元前一千九百年左右
Some will be growing very rapidly, some will be growing less rapidly, and what this equation shows you here or that rate of growth the to the doubling time of cells.
有些会生长得更快些,有的慢一些,而这个方程告诉你,即生长的速率和细胞倍增的时间联系起来
If you do that, let's call the particular time t*, then 10t*-10=0, or t* is 1 second.
这样一来,我们把这个时间记为t,所以10t*-10=0,即t*为1秒
So, we can just plug it in. Speed is equal to the distance traveled, which is lambda over the time elapsed, which is 1 over nu. so, we can re-write that as speed is equal to lambda nu times nu, and it turns out typically this is reported in meters per second or nanometers per second.
经过的距离和所花的时间,我们把它们带进来,速度等于经过的距离,也即是lambda除以,所花的时间,通常它的单位,是米每秒或者纳米每秒。
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