shaft

n. /ʃæft/ C1

竖井；通风道；井筒

A long, narrow, vertical hole that gives access to a mine or underground.

仙境例句

Looking down the deep, dark shaft, Alice thought of the rabbit-hole long ago.

望着又深又黑的竖井，爱丽丝想起了很久以前的兔子洞。