gāo​kōng​zuò​yè

working at heights

Senses

高空作业/ 高空作業 gāo​kōng​zuò​yè working at heights

working or performing operations high above the ground; often refers to construction or maintenance of skyscrapers, bridges, and power lines

References

classifier 高空作业/高空作業 次/次
classifier 高空作业/高空作業 项/項