yán​shí​céng

rock stratum

Senses

岩石层/ 岩石層 yán​shí​céng rock stratum

a layer or bed of sedimentary rock; a geological stratum

岩石层/ 岩石層 yán​shí​céng lithosphere

the outer part of the solid earth, composed of the crust and the uppermost part of the mantle

References

synonym 岩石层/岩石層 岩石圈/岩石圈