释义
v.
become a different, less attractive colour
变色；褪色
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do not over-knead the dough while adding the fruit or it will discolor .加入水果时不要过分搓揉面团，否则面团会变色。
[with obj.]change or spoil the colour of
使变色；损坏…的色彩
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too much aluminium can discolor water 过多的铝会使水变色
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[as adj.
discolored ]her beauty was marred by discolored teeth .变色的牙齿有损她的美丽。
词源
"late Middle English： from Old French