discolouration是什么意思
网络释义：变色
discolouration怎么读（音标发音）
discolouration例句及用法
1 . This discolouration is completely harmless.
这种变色是完全无害的.
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2 . 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.
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3 . 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.
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4 . Shake well before use. Test in an inconspicuous area prior to first use to avoid discolouration .
用前先摇匀, 初次使用前先在不显眼处试用,以确定皮具是否会褪色或变色.
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2.the act of changing the natural color of something by making it duller or dingier or unnatural or faded
1 . 变色
discharge valve 放泄阀；排水阀discolouration变色；褪色discolourising agent 脱色剂
discolouration相关短语搭配
1 . 包装污染
bales discoloured 包装退色包装污染bales discoloured 包装污染bales oil stained 包装油污
1 . 变色绵羊毛
拔染剂 discharging agent变色绵羊毛，褪色绵羊毛 discoloured wool脱色，变色 discolourizaion
1 . 细菌性变色
bacterial deterioration 细菌性腐败bacterial discolouration 细菌性变色bacterial enzyme 细菌酶
1 . 海水变色
2. 不舒适discoloured water 海水变色disconnect vt. 拆开切断
2 . 变色水域
discolour 褪色变色discoloured water 变色水域discoloured water 海水变色