either of two small galaxies orbiting the Milky Way; visible near the south celestial pole
Magellanic cloud的用法和样例:
例句
This halo could extend all the way to the Milky Way's nearest neighboring galaxies, the Magellanic Clouds, scientists said. 科学家说,该日冕可能一直延伸到银河系最近的星系麦哲伦云。