How did the grizzly bear get it name?
大灰熊的名字是怎么得来的?
Big-name jewellers are battling it out to get celebrities to wear their bling.
大牌珠宝商们为了让名人们戴他们的高档首饰正在一争高下。
"They just said, get up there and make some trouble, " said the serpent, whose name was Crawly, although he was thinking of changing it now.
“他们只是说,上去找点麻烦。" 蛇说道,这条蛇名叫 Crawly,不过他现在琢磨着改个名字。
They get into these fights and screaming matches and name-calling and such even if it's not physical violence.
他们大打出手,声嘶力竭的辱骂对方,即使没有身体暴力。
I am going to be sad when they finally get a name for it.
我会感到很伤心的,如果他们最后给它起名的话。
This is what's called the Bohr radius, and we'll explain - hopefully we'll get to it today where this Bohr radius name comes from, but for now what you need to know is just that it's a constant, just treat it like a constant, and it turns out to be equal to or about 1/2 an angstrom.
它叫做玻尔半径,我们后面会解释,希望我们今天可以讲到,波尔半径这个名称的由来,但现在你们只要记住,它是一个常数,只要把它当做一个常数对待,它等于,或者是1/2埃。
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