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celestial sphere的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
celestial sphere的用法和樣例：
例句
- An area of the celestial sphere occupied by one of the88 recognized constellations.
星座區域天球上88個已被確認的星座中的一個所佔據的區域 - A polar projection of half or more of the celestial sphere on a chart equipped with an adjustable overlay to show the stars visible at a particular time and place.
星座一覽圖天體球的一半或多半在平面圖上的極投影圖，這種圖具有可調節的遮蔽物以顯示在給定時刻和位置可見的恆星 - A point on the celestial sphere directly below the observer, diametrically opposite the zenith.
天底天球上，在觀測者垂直向下的一點，與天頂完全相對
