碎屑沉积物

clastic sediment

to break down / to break into pieces / fragmentary

fragments / particles

bits / fragments / crumbs / filings / trifling / trivial / to condescend to

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

sediment

sediment / deposit

thing / object / matter / abbr. for physics 物理