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light-second

  • n. 光秒

网络释义英英释义

短语

second purple light 第二紫色光

Second Light Industry Company 二轻工业公司

Second Light Industry Corp 二轻总公司

Second Light 唱片名

second harmonic light 倍频光

relative light unit per second 相对冷光度单位

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Light-second

  • abstract: A light-second is a unit of length useful in astronomy, telecommunications and relativistic physics. It is defined as the distance that light travels in free space in one second, and is equal to exactly 299,792,458 metres.

以上来源于: WordNet

双语例句权威例句

  • In the course of doing the experiments, the researchers noticed that the particles showed up a few billionths of a second sooner than light would over the same distance.

    在实验的过程中,研究人员发现这些粒子的用时比光要少了几十亿分之一秒。

    youdao

  • Light travels faster than sound at the speed of 300,000 kilometres per second.

    光速比声速要快,为每秒钟30万公里。

    youdao

  • According to Einstein's 1905 special theory of relativity, nothing is meant to be able to go faster than the speed of light — 186, 282 miles per second.

    根据爱因斯坦1905年发表的相对论,任何物体的速度都不可能超越光速,即186282英里/秒。

    youdao

更多双语例句
  • They had a slightly larger yard than most of their crammed-in neighbors, so they had closed it off with sheets of rusty corrugated metal, and there, at four long wooden tables beneath a string of light bulbs which dangled from a second-story clostra-block window, they served up to thirty customers per night, if the turnover was fast.

    NEWYORKER: Ghosts

  • But after Broad had sent down a wide and two legitimate deliveries - the second of which trapped Denesh Ramdin lbw - the batsmen were offered the light, and Dyson beckoned his batsmen into the pavilion.

    BBC: England win after farcical finish

  • Wait a second, I see a flashing light -- I see one, and it looks like -- yep, yep, the light is Santa.

    WHITEHOUSE: The White House

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