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单词 淘选
例句 DEFINITIVE EXAMPLES 权威例句〔elutriate〕To purify, separate, or remove (ore, for example) by washing, decanting, and settling.淘洗,淘选,淘析:用清洗、倾析和沉淀的方法来提纯、分离或清除(例如,矿石)美国传统〔levigate〕To separate fine particles from coarse by grinding in water.澄清,淘选:通过水磨把精细的颗粒从粗糙的颗粒中分离出来美国传统〔pan off〕The prospector panned off bits of sand and gravel scooped from the bed of a stream.探矿者淘选从河床中挖出的少量含金泥砂和沙砾。21世纪英汉〔separateness〕The pans were held in both hands and swirled around to separate gold particles from the dirt.双手握住淘选盘不停旋动将沙金和尘土分开。柯林斯高阶
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