glacial trough

短语

冰川谷

词形变化

glacial troughs 复数 glacial troughs

释义与例句

n.
  1. 1.

    A valley that resembles the letter U, that is formed by the process of glaciation.

    冰川谷

    冰河谷

    U型山谷

    U形谷

    地质