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单词 parsec
释义

parsec

音标['pɑ:sek]

汉语翻译

n. 秒差距(天体距离单位)

英语解释:

名词 parsec:

  1. a unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3.262 light years
    同义词:secpar

详细解释:


par.sec

n.(名词)
A unit of astronomical length based on the distance from Earth at which stellar parallax is one second of arc and equal to 3.258 light-years, 3.08'×03 kilometers, or .98 × 0 3 miles.
秒差距:天文学自地球起的距离单位,星视差为角秒,等于3.258光年,3.08'×03公里,或.98×0 3英里

来源:
par(allax)
par(allax)
sec(ond)
sec(ond)


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