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astronomical unit
Pronunciation
/ɐstɹənˈɑːmɪkəl jˈuːnɪt/
AU

“astronomical unit”的英语定义和含义

Astronomical unit
01

天文单位, AU

a unit of measurement equal to the average distance between the Earth and the Sun, approximately 149.6 million kilometers
语法信息
有生性状态
无生命
形态构成
复合词
可数
复数形式
astronomical units
例子
Earth's orbit spans about one AU.
地球的轨道跨度约为一天文单位。
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附近的词
astronomical
astronomic
astronomer
astronaut
astrology
astronomically
astronomy
astrophotography
astrophysical
astrophysicist
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