expression, noun
Spring Triangle
An asterism formed by the stars Arcturus, Spica, and Regulus (or sometimes Denebola). Used in astronomy and stargazing contexts.
春の大三角は、アルクトゥルス、スピカ、レグルスで構成される。
The Spring Triangle is composed of Arcturus, Spica, and Regulus.
Compound of 春 (spring), の (possessive particle), and 大三角 (large triangle). The term is a direct translation of the English 'Spring Triangle'.