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astronomical unit的英文翻譯是什麼意思,詞典釋義與在線翻譯:
英英釋義
Noun:
-
a unit of length used for distances within the solar system; equal to the mean distance between the Earth and the Sun (approximately 93 million miles or 150 million kilometers)
astronomical unit的用法和樣例:
例句
用作名詞 (n.)
- One astronomical unit equals the distance from the earth to the sun.
一天文單位等於從地球到太陽的距離。