light-hour

英['laɪt'aʊər] 美['laɪt'aʊər]
  • n.光小时
  • fibers 纤维
  • light n.光;光线;灯;打火机;领悟;浅色;天窗adj.轻的;浅色的;明亮的;轻松的;容易的;清淡的v.点燃;变亮;照亮adv.清楚地;轻便地
名词 light hour:
  1. the distance light travels in a vacuum in one hour; approximately one billion kilometers