the energy equivalent to the mass of a particle at rest in an inertial frame of reference; equal to the rest mass times the square of the speed of light
双语例句
It seems that not all fat is simply a depot for the accumulation of surplus energy. 并非所有脂肪都是剩余能量的积蓄。
The variation of residual energy of propellant in ammunition after long period storage is stud-ied. 对弹药在长期贮存过程中其发射药剩余能量的变化情况进行了研究。