“无限大”是个多义词,它可以指无限大(butter-fly其中歌词), 无限大(孙燕姿演唱歌曲), 无限大(侧田演唱歌曲)。
n. infinity
adj. infinite
misc. infinitely great
的确它不需要无限大。
墙壁的质量无限大,但是网球的动量,改变了。
The wall has an infinitely large mass, but the momentum of this tennis ball 2mv has changed by an amount 2 mv.
周期是无限大。
They don't care that there are other atoms and molecules around. So that's basically what you do when you take p goes to zero.
这正是当压强无限小时,气体的行为,气体的体积无限大。
And finally up here we have n equals infinity.
最终我们让n等于无限大。
When n equals infinity, r equals infinity.
当n为无限大时,r也为无限大。
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