Read Edit View history 高空作业 gāokōngzuòyè working at heights Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 高空作业/高空作業 · gāokōngzuòyè · working at heights 2026/03/04 高空作业 / 高空作業 gāokōngzuòyè working at heights to work high above the ground 建筑工人必须佩戴安全绳进行高空作业。 created sense Mar 4, 2026, 02:25 AM