萊斯特被用擔架抬進救護車時我就在旁邊。I was close by as Lester was stretchered into the ambulance.我們在旁邊的辦公室里等候。We waited in an adjoining office.他輕聲和站在旁邊的一對夫婦說話。He spoke softly to a couple standing nearby....
輻射產生于電子流的相干運動.The radiation is produced by the coherent motion of electron streams.阻止電子流前進的物質.The material which one is exhibited opposites current follow.導體切割磁場會產生電子流.Electronic currents appear when a conductor cuts mag...