silt

• 名词，指由水流携带并沉积下来的细沙、黏土或其他土壤颗粒，常见于河床或湖底。

A noun referring to fine sand, clay, or other soil particles carried by flowing water and deposited as sediment, often found in riverbeds or lakebeds.

不可数

1. Sediment depositB2formal

   Fine sand, clay, or other soil particles that are carried by flowing water and eventually settle at the bottom of a river, lake, or other body of water.

   泥沙沉积物

   • The river delta is formed by layers of silt deposited over centuries.
   • Farmers rely on annual silt deposits to enrich their fields.
   • The reservoir is slowly filling up with silt from the surrounding hills.

   同义词alluviumdepositmuckmudoozesedimentslimesludge

• 动词，指淤泥、细沙、黏土或沉积物逐渐填塞或堵塞水道、港口等，常用于地理或环境语境。

A verb used to describe the process of becoming filled or blocked with silt (fine sand, clay, or sediment), often used in geographical or environmental contexts.

1. Become blocked with siltB2formal

   To become filled or obstructed with fine sand, clay, or other sediment carried by running water.

   淤塞

   • The river delta slowly silted up over centuries.
   • The harbor entrance has silted, preventing large ships from entering.
   • If the drainage ditch silts, the field will flood.

   同义词blockchokeclogcongestfill upobstructsilt up

短语动词变体silt up