积物

sediment / deposit

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

thing / object / matter / abbr. for physics 物理

sediment

deposit / alluvium (shallow water sediment)

clastic sediment

oceanic sediment (geology)

glacial sediment