Ursa Major I Dwarf ; Ursa Major ; ursa major dwarf
双语例句
1
也被称作基南系统(以发现者命名)和Arp 104,这对互相影响的星系约1700万光年远,在大熊座。
Also known as Keenan's system (for its discoverer) and Arp 104, the interacting galaxy pair is some 17 million light-years away in the constellation Ursa Major.
2
与太阳系最为相像的是大熊座47行星系,大熊座47是一颗太阳型恒星,比太阳稍微老一点。
The system most like the Solar System (so far) is that of 47 Ursae Majoris (47 UMa) - a solar-type star, a bit older than the Sun.
3
解释:认真检查,充分视野这一急剧复合图像揭示了令人吃惊的星系数量或近或远的星座大熊座。
Explanation: a careful look at the full field of view for this sharp image reveals a surprising number of galaxies both near and far toward the constellation Ursa Major.