the first law of thermodynamics

基本解释

Fairly powerful statement, and that's another form of the first law of thermodynamics.
这是一个相当有用的表述,是热力学第一定律的另外一种形式。
If your body is consuming fewer calories than it's expending, something's got to go (see God, "The First Law of Thermodynamics").
如果你的身体消耗更少的热量比它的花费，有什么地方去了（见上帝，他说：“热力学第一定律”）。
blog.rayli.com.cn
Nevertheless, while there is a lot of scepticism in, around and about climate science, none of it is aimed at the first law of thermodynamics, which says that energy cannot be created or destroyed.
不过，尽管气候学界内部和周围存在众多质疑，却没有一个是针对热力学第一定律的。热力学第一定律认为，人类既不能创造能量，也不能消灭能量。

So he grabbed his thermometer, and went and made a couple of measurements and discovered the first law of thermodynamics.
所以他拿来了温度计，进行测量,后来就发现了热力学第一定律。
麻省理工公开课 - 热力学与动力学课程节选
This is an abstract and powerful mathematical statement of the first law of thermodynamics.
这是热力学第一定律的一个抽象,而且具有很强数学性的表述。
麻省理工公开课 - 热力学与动力学课程节选
Fairly powerful statement, and that's another form of the first law of thermodynamics.
这是一个相当有用的表述,是热力学第一定律的另外一种形式。
麻省理工公开课 - 热力学与动力学课程节选

He points to one of the most time-tested principles in science: the first law of thermodynamics.
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