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单词 absolute brightness
释义

Definition of absolute brightness in English:

absolute brightness

noun
Astronomy
  • The brightness of a star or other celestial object as it would be as seen from a standard distance (now usually ten parsecs).

Origin

Mid 19th century.

Definition of absolute brightness in US English:

absolute brightness

noun
Astronomy
  • The brightness of a star or other celestial object as it would be as seen from a standard distance (now usually ten parsecs).

Origin

Mid 19th century.

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更新时间:2024/12/27 18:26:07