名词
中文翻译：银河赤道
同义词：
['galactic plane', 'galactic meridian']
例句：
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1.The galaxy is vast and full of wonders.
星系辽阔，充满了奇迹。
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2. The galactic meridian is the line that separates the northern and southern hemispheres.
银河赤道是分隔北半球和南半球的线。
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3. The discovery of the galactic meridian has revolutionized our understanding of the universe.
发现银河赤道已经彻底改变了我们对宇宙的理解。