Is there a limit to how much life a given quantity of matter can hold?

给定质量的物质所能容纳的生命数量有没有限度？

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It's also why, to extract a given quantity of metal, less material needs to be processed, which is the most environmentally destructive part of mining.

同样，提取同样数量的金属所需处理的物质相对较少。

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The power available from a given quantity of gas is directly proportional to its heating value.

对给定数量的汽油，其产生的有效动力与它的热值成正比。

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And, so you propose that there is no, that this derivative is zero, and that the internal energy is given simply by this quantity.

你认为这是零，这个微分是零，内能仅仅由,这个简单的量决定。

麻省理工公开课 - 热力学与动力学课程节选

So the result is we can combine all of these as a single differential, and just like we've seen before, what that suggests is that we define another new quantity given by this expression.

结果就是我们能把所有的结果,整理成一个单一的微分，就像我们前面看到的一样，这说明我们可以利用这个式子,定义一个新的物理量。

麻省理工公开课 - 热力学与动力学课程节选

It tells me the other way around to look at how prices correspond to quantities, it tells me the quantity demanded at any given price.

它直观的显示出,价格如何与产量对应,即在给定的价格上需求量是多少

耶鲁公开课 - 博弈论课程节选

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