The particle - antiparticle concept is one of the most fascinating ones in physics.粒子和 反 粒子是物理学中最迷惑人的概念之一.This property, often called " helicity,'serves to differentiate the neutrino from its antiparticle.这种性质通常称为 “...
Similarly the positively charged proton has a negatively charged antiparticle, the antiproton.同样的,带正电荷的质子具有其带负电荷的反粒子—即反质子.This sister particle is usually called an antiparticle.姐妹粒子通常称为反粒子.This property, often called " h...
The back of the bench folds forward to make a table.长凳的靠背可以向前翻折成一张桌子。When not in use it folds up out of the way.不用时就折起放好。The priest fumbled in the folds of his gown.牧师胡乱整了整长袍上的褶皱。...
Some in Mombasa say they want to leave Kenya for good.一些在蒙巴萨的亚裔讲道,他们想要永远离开肯尼亚.The sun shines on the empty seafront in Mombasa, Kenya.阳光明媚, 肯尼亚蒙巴萨岛的海滩上却空无一人.Port security in Aden and Mombasa has been stepped up.目前,亚丁海港和蒙巴...