n.山口；山坳；低地山峽
Walk pass this col, and you can find a cliff standing erect right in front of you. 轉(zhuǎn)過(guò)這個(gè)山口，只見(jiàn)一面峭壁筆立眼前。
There are a lot of winding footpaths in the col. 山坳里盡是些曲曲彎彎的羊腸小道。
