天文学大成 tiānwénxuédàchéng Almagest Definitions Defs Origin Strokes Stroke Words Sentences Sents 天文学大成 天文學大成 tiānwénxuédàchéng Almagest The Almagest, a 2nd-century mathematical and astronomical treatise on the motions of the stars and planetary paths, written by the Greek scholar Ptolemy
天文学大成 天文學大成 tiānwénxuédàchéng Almagest The Almagest, a 2nd-century mathematical and astronomical treatise on the motions of the stars and planetary paths, written by the Greek scholar Ptolemy
