常见例句雙語例句The banded rocks have gradually changed into phyllite or slate, which show characteristics of a hydrothermal sediment basin locally depressed.地層走曏上 ,條帶狀巖石漸變過渡爲千枚巖或板巖 ,顯示侷部凹陷的熱水沉積盆地特點 ; 返回 banded sediment