A low or narrow space, such as one beneath the upper or lower story of a building, that gives workers access to plumbing or wiring equipment.
爬行空隙一幢楼最高层或最底层下面可使工人进入维修管道或电线设备的矮而窄的空间
All this electrical wiring will take a day to set up.
所有这些电线架线要花一天时间安装好。
He examined the wiring scheme carefully.
他仔细检查线路图。
