m trying to get back 现在我要回归现实
This is minus one over r, so I get m MG over r with a minus sign, and that has to be evaluated between infinity and capital R.
这是r的负值,所以在mMG/r上加-号,它处于,无穷远和R之间。
But now notice, I can substitute now for this v squared, I can substitute the square of this that is the orbital speed and then I get M G over R.
现在注意我能,代替这个v平方,我能代入这个平方,那是轨道速度,然后得到MG在R上。
You can get all you want for sports fans at this 20,000 m² of shopping centre.
在这个2万平方米的购物中心,你可以得到体育爱好者们想要的一切。
You and me! I'm right here!Come and get me!
VOA: standard.other
I don't want to get-- I'm going to get more controversial than I want to.
我不想…,我不想又引起争论了。
and I'm going to get my credential and everything.
拿到文凭等所有证书。
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