常见例句

Extragalactic nebula is invisible to the naked eye.
我們用肉眼是看不到河外星系的。
"Extragalactic nebula" is a former name for "galaxy".
“外星雲”是“星系”的曾用名。
We shall hardly even touch the captivating problems of modern extragalactic astronomy.
甚至幾乎不涉及現代河外天文學中吸引人的課題。
To study the star formation properties of galaxies is one of the major tasks of extragalactic astronomy.
星系的恒星形成性質的研究是目前河外天躰物理學的熱門研究領域。
Although the extragalactic space is a dangerous zone, you should also annihilate all the enemies on your journey.
雖然銀河系外的空間是一個危險的地域, 但是，你也應該在你的旅程上消滅所有的敵人。
This Paper has Studied the observational parameters of 20 extragalactic H2O megamaser Sources.
研究了至今爲止已發現的20個河外H2O超脈澤源的觀測蓡數。