pumping shaft

• 抽水竖井,排水井

pumping shaft的用法和样例：

例句

1. It runs down a shaft to the seventh floor.
   它沿一个竖井向下直通到第七层。
2. Rory's appears, shining his flashlight down the shaft.
   罗里爬出来，用手电照着竖井。