相關字詞組
最近查詢過的單字

天火字典

英日字典: light_time



The light_time has 1 Senses.

  • light time
  • distance measured in terms of the speed of light (or radio waves); "the light time from Jupiter to the sun is approximately 43 minutes"
  • 光(または電波)の速度によって測った距離

返回 →