Read Edit View history 吊线 diàoxiàn plumbline Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 吊线/吊線 · diàoxiàn · plumbline 2026/03/04 吊线 / 吊線 diàoxiàn plumbline a line with a weight used to determine verticality; a plumbline 建筑工人正在用吊线检查墙壁是否垂直。 noun created sense Mar 4, 2026, 02:25 AM