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中英词典查询
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discolouration
[dɪskʌlə'reɪʃən]
n.
变色,褪色,污染;
例句:
This thickening,
discolouration
and disfigurement are clearly visible.
来自BBC
Dual - action toothpaste with Xylitol and baking soda to remove stains and surface
discolouration
from teeth.
这种双重作用的牙膏,含有木糖醇和小苏打,能清除牙齿表层的污垢和污色.
This
discolouration
is completely harmless.
这种变色是完全无害的.
Discolouration
of silver and basketry - inlaid silver artwares and the protection technology were studied.
研究了含有少量铜锌成分的银片或银丝笆镶嵌的银制工艺品变色及各种新工艺的防变色效果.
Feeding by adults and larvae will cause yellow-brown
discolouration
of the leaves and stems.
来自BBC
Environment Agency Wales says the
discolouration
is due to mine water entering the river from nearby workings.
来自BBC
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