extragalactic

基本解釋

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".
“外星云”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(xiàn)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(zhì)的研究是目前河外天體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。