斑块 (bān kuài) — splotch, patch (of color, texture, or substance on a surface)

Definition

Examples

• 她的脸上有一块红色的斑块。
  Tā de liǎn shàng yǒu yí kuài hóng sè de bān kuài.
  There is a red patch on her face.
• 墙上出现了几块黑色的斑块。
  Qiáng shàng chū xiàn le jǐ kuài hēi sè de bān kuài.
  A few black splotches appeared on the wall.
• 这种病会导致皮肤上长出白色斑块。
  Zhè zhǒng bìng huì dǎo zhì pí fū shàng cháng chū bái sè bān kuài.
  This disease can cause white patches to grow on the skin.