Well, I can, for any given case, measure the pressure, determine the entropy and I'll know what the slope of change will be.
好的,对特定的情况,我可以测量压强,确定熵,并且知道这就是变化的速率。
What this really means is in a given time, the change in this quantity is a times the change in this quantity.
这里的真正含义是在给定的一段时间内,这个量的变化量等于,a乘以这个量的变化量
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