沉積岩

sedimentary rock (geology)

to submerge / to immerse / to sink / to keep down / to lower / to drop / deep / profound / heavy

sediment / deposit / sedimentation (geology)

to amass / to accumulate / to store / measured quantity (such as area of volume) / product (the result of multiplication) / to integrate (math.) / to solve (or integrate) an ordinary differential equation (math.) / old / long-standing

cliff / rock

variant of 巖|岩[yan2]

variant of 岩[yan2]

variant of 巖|岩[yan2]