Sedimentary layer的用法和樣例：
例句
- The complex of sand bodies developed in a cyclical sequence of off-lapping sedimentary beds.
砂岩複合體發育於退覆沉積層的旋迴層內。 - It is a transitional stage for the whole world oil and gas exploration from sedimentary layers to buried hills and basements.
中酸性噴出岩是斷陷盆地沉積剖面的重要組成部分，是整個世界石油勘探從沉積層勘探向潛山和基底勘探的過渡階段。
