sludge
/slʌdʒ/noun
mass noun
1- thick, soft, wet mud or a similar viscous mixture of liquid and solid components, especially the product of an industrial or refining process烂泥; 烂泥状混合物（尤指工业或提炼时产生的沉淀物）。
1.1
- dirty oil, especially in the sump of an internal-combustion engine（尤指内燃机机油箱内的）污油。
1.2
- usu. as modifier a dark, muddy shade of brown or green淤泥色（褐色或青色）：
a trendy sludge green.
一种流行的泥青色。
1.3
- sea ice newly formed in small pieces（海上新生冰晶）海绵冰。
派生词
sludgy
adjective词源
early 17th cent.: of uncertain origin; compare with SLUSH.