天文单位

tiān wén dān wèi

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Definitions

1. astronomical unit (AU)

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Child Words of 天文单位

• 位 位 wèi: position
• 单 单 dān: bill
• 单位 单位 dān wèi: unit (of measure)
• 天 天 tiān: day
• 天文 天文 tiān wén: astronomy
• 文 文 wén: language