trough valley

短语词组

短語

• fault trough submarine valley 斷槽海底穀;斷層槽海底穀
• trough shaped valley 槽形穀
• shoulder of trough valley 槽穀肩
• trough -shaped submarine valley 槽形海底穀
• trough valley then 槽穀
• karst trough valley then 巖溶槽穀
• karst trough valley 巖溶槽穀
• ancient valley trough 古溝槽
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