steeplejacks
n. 高空作业工人；尖塔修建工
vi. 修建尖顶；在高空做修建工作
例句
It is hard to imagine what will be in winter when such steeplejacks will work on clearing roofs from snow.
真无法想象这些高空作业者在冬天清理屋顶积雪时会发生什么；
