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探礦者淘選從河床里挖出的少量含金泥沙和砂礫.The prospector panned out bits of sand and gravel scooped from the bed of a stream.探礦者淘選從河床中挖出的少量含金泥砂和沙礫.The prospector panned off bits of sand and gravel scooped from the bed of a stream....

“探礦者”的英語可以翻譯為：a prospector，a mineralize...