obtain gold by washing it from sand and gravel choose the best among a host of things pan gravel for gold pick gold out of sand sift sand for gold
pan gravel for gold
pick gold out of sand
sift sand for gold
排河用英文怎麼說
排油用英文怎麼說
排油口用英文怎麼說
排油控制用英文怎麼說
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英語詞典收錄了最新的漢英詞典和英漢詞典,總共有200多萬個詞條,詞庫仍在不斷更新中。