pigmentation [ˌpɪɡmənˈteʃən]

例句:

• I have a skin disorder, it destroys the pigmentation in my skin.
  我患有一种皮肤病，破坏了我的天然肤色。
  
• It's also good for fading pigmentation and acne scarring.
  来自THETIMES
• A dog that is bb always has this pigmentation.
  携带bb基因的小狗都会有色素沉着.
  
• The doctor said permanent dermal pigmentation is a form of microsurgery.
  医生说永久的皮肤染色是一种显微手术.
  
• The minimum recommended amount of daily sunlight depends on your skin pigmentation.
  来自CNN
• Was Van Espleghem documenting ritual scarification, or perhaps a pigmentation disorder?
  来自WSJ