geosyncline

n. 地槽

发音

UK /dʒiːəʊˈsɪŋklʌɪn/

词形变化

geosynclines 复数 geosynclines

释义与例句

n.
  1. 1.

    A large, linear depression in the Earth's crust in which sediment accumulates.

    过时 地质

词源

Back-formation from geosynclinal.

来源：wiktionary