常見(jiàn)例句雙語(yǔ)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.二郎坪群弧后盆地在南陽(yáng)盆地以東盆地規(guī)模較大，沉積環(huán)境具有遠(yuǎn)洋盆地的特征； 返回 pelagic deposit