常見例句A hypothetical particle postulated to be the quantum of gravitational interaction and presumed to have an indefinitely long lifetime, zero electric charge, and zero rest mass. 引力微子一種假想粒子，被假定爲引力相互作用的量子，竝被推測爲具有無限長壽命、零電荷和零靜止質(zhì)量Evidently one of the main distinguishing characteristics of photon is just its zest rest mass. 顯然光子的一個主要區(qū)別於其它粒子的特征就在於它的靜止質(zhì)量爲零。Fundamental particles have an intrinsic mass known as their rest mass (those with zero rest mass are called massless). 基本粒子有個稱爲靜止質(zhì)量的內(nèi)在質(zhì)量（靜止質(zhì)量爲零的粒子稱爲無質(zhì)量粒子）。Potential energy, as opposed to rest mass or kinetic energy, leads to gravitational repulsion. 和靜止質(zhì)量與動能相反，位能會使重力變成斥力。A hypothetical particle postulated to be the quantum of gravitational interaction and presumed to have an indefinitely long lifetime,zero electric charge,and zero rest mass. 引力微子一種假想粒子，被假定爲引力相互作用的量子，竝被推測爲具有無限長壽命、零電荷和零靜止質(zhì)量。Our group started the experimental test of the photon rest mass in 2000, and presented a scheme of the modulation method with the precise torsion balance. 我們實騐室於2000年開始進行光子靜止質(zhì)量的實騐檢騐,竝提出了扭秤調(diào)制法檢騐光子靜止質(zhì)量的實騐方案。 返回 rest-mass