名詞 maculation:

1. a small contrasting part of something
   同義詞：spot, speckle, dapple, patch, fleck
2. the act of spotting or staining something
   同義詞：staining, spotting

mac.u.la.tion

n.（名詞）
The act of spotting or staining or the condition of being spotted or stained.
斑點，污點：染上斑點或玷污的過程或被染上斑點或被玷污后的狀態(tài)
The spotted markings of a plant or an animal, such as the spots of the leopard.
斑紋：植物或動物身上點狀標記，如豹身上的斑點