thalweg

英[\'tɑ:lveɪk]
美[\'tɑlˌveg]

基本释义

n.
最深谷底线; 深泓; 深泓线

英英释义

Noun
  • 1. the middle of the chief navigable channel of a waterway that forms the boundary line between states

  • 2. a line following the lowest points of a valley

最新英语单词

行业英语