trough valley
短語詞組
- fault trough submarine valley 斷槽海底谷;斷層槽海底谷
- trough shaped valley 槽形谷
- shoulder of trough valley 槽谷肩
- trough -shaped submarine valley 槽形海底谷
- trough valley then 槽谷
- karst trough valley then 巖溶槽谷
- karst trough valley 巖溶槽谷
- ancient valley trough 古溝槽 返回 trough valley