Kinetic energy is conserved.

动能是守恒的。

youdao

Energy is conserved in all of its forms.

能量在其任何形式都是守恒的。

youdao

And so the total mechanical energy is conserved.

所以总机械能，守恒。

youdao

This is the corollary. It's due to Clausius and it says the energy in the universe is conserved.

这是由克劳修斯得到的,这条结论说宇宙间总能量守恒。

麻省理工公开课 - 热力学与动力学课程节选

Energy is conserved in all of its forms.

能量在其任何形式都是守恒的。

麻省理工公开课 - 热力学与动力学课程节选

So, clearly, mass is conserved, not mole numbers.

显然是质量守恒，而不是摩尔数守恒。

麻省理工公开课 - 固态化学导论课程节选

London, together with the rest of the world, must make a decisive shift to an economy in which energy is conserved, not wasted.

CNN: London leads climate change fight

Indeed, if the US is to play a leadership role in the IPBES, it could use this position to ensure that business in fully engaged in the development of policies which ensure not only that biodiversity is conserved but that biological resources are used sustainably and responsibility.

FORBES: US getting serious about international biodiversity policy

Dr Ward and Dr Kellis found that, in addition to the 5% of human DNA that is conserved between mammals, an additional 4% of human DNA appears to be uniquely human in the sense that it is prone to purifying selection in humans but not in other mammals.

ECONOMIST: Evolution