traverse shaft

例句：

1. 1. The engineer carefully traversed the shaft to inspect the integrity of the structure.
   工程师小心翼翼地穿过隧道轴来检查结构的完整性。
2. 2. During construction, workers must traverse the shaft to access the lower levels.
   在施工过程中，工人必须穿过隧道轴以到达下层。
3. 3. The shaft was constructed using a reinforced concrete material to withstand heavy loads.
   该隧道轴使用加固混凝土材料以承受重载。