[ 第三人称单数 descales 现在分词 descaling 过去式 descaled 过去分词 descaled ]
descale rust 脱鳞锈
descale e 除污
descale effect 除垢效果
descale technology 除鳞技术
copper rod descale 铜杆剥皮机
V to remove the hard deposit formed by chemicals in water from (a kettle, pipe, etc) 除去(壶、管等的)锅垢
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