a splendid assemblage (especially of famous people)
(astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust; "`extragalactic nebula'' is a former name for `galaxy''" 同義詞:extragalactic nebula,
tufted evergreen perennial herb having spikes of tiny white flowers and glossy green round to heart-shaped leaves that become coppery to maroon or purplish in fall 同義詞:galax, wandflower, beetleweed, coltsfoot, Galax urceolata,
百科解釋
A galaxy is a massive, gravitationally bound system consisting of stars, stellar remnants, and interstellar medium of gas and dust, and, it is hypothesized, an important but poorly understood component called dark matter. The word galaxy is derived from the Greek galaxias (), literally "milky", a reference to the Milky Way.