Read Edit View history 三角板 sānjiǎobǎn set square Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 三角板 · sānjiǎobǎn · set square 2026/03/04 三角板 sānjiǎobǎn set square A drafting tool, typically a right-angled triangular template, used for drawing geometric shapes and precise angles. 老师要求每个学生在数学课上都要带三角板。 noun created sense Mar 4, 2026, 02:25 AM