| 释义 |
岩层 yán céng ★☆☆☆☆n.名词⁰·⁰⁰⁰⁹ᴾᵃ¹¹³³²
基本例句
terranerock formationrock beddingrock stratapetrographical formationrock stratumdebristerrainrock stratification繁体岩層；巖層地球内部的巨大力量断裂了岩层。Powerful forces inside the earth break the rocks.
这一岩层中有大量燧石。This layer of rock contains a lot of flint. |