冰斗 — meaning in English

bīng dǒu

English meaning

cirque noun A bowl-shaped hollow carved into a mountainside by glacial erosion, usually at the head of a valley.
corrie noun A steep, bowl-shaped hollow carved into a mountainside by a glacier.
cwm noun A valley head created through glacial erosion and with a shape similar to an amphitheatre.

冰斗 is used for these senses in English:

Wild West (by extension) A place or situation in which disorderly behavior prevails, especially due to a lack of regulatory oversight or an inadequate legal system.
cirque (geology) A curved depression or natural amphitheatre, especially one in a mountainside at the end of a valley.
corrie (Scotland) A bowl-shaped geographical feature formed by glaciation.
cwm A valley head created through glacial erosion and with a shape similar to an amphitheatre.