沉淀 1.(沉淀过程中析出的物质) sediment; precipitate; sedimentary accretion; precipitation; (doposit) subsidence; deposition; hypostasis, settling 数千年中国文化的沉淀 the sedimentary accretion of chinese culture over thousands of years2.(从溶液中析出固体物质的过程) subside; deposit; precipitate; sedimentation 等咖啡渣滓沉淀 wait for the coffee grounds to settle; 酒渣慢慢地沉淀下来。 the lees of wine gradually subside
Place sodium oxalate powder into tap water will have white sediment and take it to claim that the tap water is too hard or unclean and that would cause calculus in urine tract 以草酸钠粉末加入自来水中产生白色沉淀,称自来水不洁或硬度过高容易导致人体泌尿系统结石。