4周搞定2000+托福核心词
sedentary = sed(坐) + ent(…的) + ary(…的) = 坐着的,固定不动的
sedmentary = sed(坐) + ment(表名词) + ary(…的) = 坐到底下的→沉积的,沉淀的
acment = ac(加强) + ment(表名词) = 伴随物
accompliishment = ac(一再) + com(全部) + pli(满) + ish(表动词) + ment(表名词) = 全部满足→完成
坐下来的物质→沉淀物
sediment
常考释义
In the past, land scoured away from the coastline by the current of the Mediterranean Sea used to be replaced by sediment brought down to the delta by the River Nile, but this is no longer happening.
过去,被地中海水流冲刷走的土地会被尼罗河带来的淤泥取代,而现在这一过程已经停止。
来源于:剑雅5-Test3n. 沉淀物;沉渣
When snorkeling, do not touch the coral or stir up sediment, as these actions can damage the reef's fragile ecosystem.
潜泳的时候,不要碰珊瑚礁或者搅动沉淀物,因为这样做或许会破坏珊瑚脆弱的生态系统。
n. 沉积物【地质】
Many organisms that die in the sea are soon buried by sediment.
海洋里死亡的许多生物会很快被沉淀物掩埋。
The underground sediment of the Ganges Delta contains arsenic.
恒河三角洲的地下沉积物中含有砷。
sediment transport
沉积物运移;泥沙流移;土砂流送
sediment deposition
沉积物沉降;淤积量
bottom sediment
脚子;底沉积物
sediment concentration
含沙量;沉积物浓度
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