Read Edit View history 天文学 tiānwénxué astronomy Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 天文学/天文學 · tiānwénxué · astronomy 2026/03/04 天文学 / 天文學 tiānwénxué astronomy the branch of science that deals with celestial objects, space, and the physical universe as a whole 他从小就对天文学产生了浓厚的兴趣。 noun created sense Mar 4, 2026, 02:25 AM