Adit

[ædit]

解释:

(noun.) a nearly horizontal passage from the surface into a mine.

编辑:耶鲁--From WordNet

解释:

(n.) An entrance or passage. Specifically: The nearly horizontal opening by which a mine is entered, or by which water and ores are carried away; -- called also drift and tunnel.

(n.) Admission; approach; access.

奥古斯都手打

解释:

n. an opening or passage esp. into a mine.

校对:谢尔比