Pigmentation is the colour that living things already have — the brown, pink, black, yellow, or green in skin, hair, feathers, scales, and leaves. It comes from tiny colour-making stuff in the body called pigment.

PigmentationPigmentation is the colour that living things already have指的是生物本來就有的顏色—— the brown, pink, black, yellow, or green棕色、粉紅、黑色、黃色或綠色， in skin, hair, feathers, scales, and leaves在皮膚、毛髮、羽毛、鱗片和葉子裡的。 It comes from它來自 tiny colour-making stuff in the body身體裡負責製造顏色的微小物質， called pigment叫做pigment（色素）。

We meet the word most in talk about skin and hair: more pigmentation can make skin darker; less can make it lighter. Doctors also use it when colour changes — extra pigmentation can leave a dark patch; too little can leave a pale one.

We meet the word most我們最常遇到這個字 in talk about skin and hair是在談皮膚和毛髮的時候： more pigmentation can make skin darker色素多一點皮膚會比較深； less can make it lighter少一點就會比較淺。 Doctors also use it醫生也會用這個字 when colour changes在顏色出現變化時—— extra pigmentation can leave a dark patch色素太多會留下一塊深色的斑； too little can leave a pale one太少則會留下一塊淺色的斑。

Though actually, in shops and clinics people often say “pigmentation” when they mean a problem, like a spot or a stain, but the word itself is just the colour living things have, not the trouble.

Though actually不過其實， in shops and clinics在店家和診所裡 people often say "pigmentation" when they mean a problem大家常常用"pigmentation"這個字來說一種困擾， like a spot or a stain像是一塊斑或一塊色斑， but the word itself is just the colour living things have但這個字本身指的只是生物本來有的顏色， not the trouble不是那個困擾本身。

Plants have pigmentation too; that is why a leaf looks green.

Plants have pigmentation too植物也有pigmentation； that is why a leaf looks green這就是為什麼葉子看起來是綠色的。

It is a fairly formal, science-y word. At home you would more often say colour or skin colour.

It is a fairly formal, science-y word這是個相當正式、帶點科學味的字。 At home you would more often say colour or skin colour在家裡你比較常說colour（顏色）或skin colour（膚色）。