Triangulum
/traɪˈæŋgjʊləm/1
- Astronomy a small northern constellation (the Triangle), between Andromeda and Aries【天文】三角星座。
1.1
- as genitive Trianguli /-laɪ/ used with preceding letter or numeral to designate a star in this constellation与其前面的字母或数字连用以标记该星座中的星三角星座的：
the star Beta Trianguli.
三角座β星。
词源
Latin.