常见例句雙語例句The scale of the back-arc basin of Erlangping is large at the east of Nanyang basin and its deposit environment was like a pelagic basin.二郎坪群弧後盆地在南陽盆地以東盆地槼模較大，沉積環境具有遠洋盆地的特征； 返回 pelagic deposit