英语单词 红联
红联英语单词
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light year

light year什么意思,light year翻译

基本解释

n.: 光年(指光在一年中走过的距离:9.4607 × 10&sup12 公里)
网络: 光年俊驹

权威解释

  • 光年(指光在一年中走过的距离:9.4607 × 10&sup12 公里):

    the distance that light travels in one year, 9.4607 × 10&sup12 kilometres

  • 很长时间;很久:

    a very long time

英汉解释

  • 光年

例句

  • Also visible, near the bottom of the image, is ten light-year long pillar sometimes dubbed the Fairy of Eagle Nebula .

    此外,靠近影像底部有十根长度将近一光年的气柱,它们有时被戏称是老鹰星云的仙女。

  • Dreams seem always loom at the other side of the Galaxy, hundreds and thousands of light-year away from us. is that so far?

    梦想永远是遥遥地偶尔出现在银河的那一端。那几万光年,真的是那么长、那么远么?

  • At present, the Earth has surrounded by a 50 light year-wide "shell" of radiation from analogue TV, radio and radar transmissions, he said.

    他说,地球目前裹着一层由模拟电视、无线电和雷达传输辐射构成的50光年厚的外壳。

  • Within just a light-year of the black hole swarm more than 100, 000 other stars caught far more firmly in its grip.

    仅在黑洞的一光年范围内就云集着另外十多万颗恒星,处在它更牢固的掌控之中。

  • One light year is the distance that light travels in a year.

    一个光年是光在一年移动的距离。

  • One light year is the distance light will travel in a year, or about 6 trillion miles (10 trillion kilometers).

    一光年是光在一年当中所能够穿行的距离,或者说大约相当于6万亿英里(10万亿公里)。

  • A light-year is the distance light travels in a year, or roughly 6 trillion miles (10 trillion kilometers).

    光年是指光传播一年时间的距离,相当于10万亿公里(6万亿英里)。

  • Know astronomical unit and light year are used for expressing the distance between celestial bodies.

    知道天文单位和光年是用来丈量天体之间距离的单位。

  • An approximately one-light-year tall "pillar" of cold hydrogen towers above the wall of the molecular cloud.

    从分子云墙上耸立出来的一个大约1光年高的冷氢气柱。

  • light year , which is the distance traveled by light in one year . note that light year is a distance scale , not a time scale.

    为量度单位,一光年是光在真空中行走一年的距离,紧记光年是距离单位而不是时间单位。

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