| 单词 | actual energy |
| 释义 | > as lemmasactual energy actual energy n. Physics (now rare) energy possessed by a moving body or active substance by virtue of its motion or activity, as opposed to potential energy; (sometimes) spec. = kinetic energy at kinetic adj. 2a. ΚΠ 1853 W. J. M. Rankine in London, Edinb., & Dublin Philos. Mag. 4th Ser. 5 106 Actual energy is a measurable, transferable, and transformable affection of a substance, the presence of which causes the substance to tend to change its state in one or more respects. 1903 I. Kaufman Origin & Econ. Energy in Universe 20 When it does return to the earth, and actual energy is realized, is it not because work has been done on it in its descent by the earth? 1983 S. King Pet Sematary lvi. 328 Poor guy finds forward motion harder and harder, until at last the potential energy of the rubber band equalizes the actual energy of the runner. < as lemmas |
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