“岩层”造句
2024年07月03日 23:52:58
较老的
岩层渐渐风化.
The older strata gradually disintegrate.
岩层中有证据表明,该地区在15,000年前曾经非常干旱。
Contained within the rock strata is evidence that the region was intensely dry 15,000 years ago.
这一
岩层中有大量燧石.
This layer of rock contains a lot of flint.