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v.(将化学品、矿物质等)过滤( leach的过去式和过去分词 );(液体)过滤,滤去; 英英释义: leach[ li:tʃ ]n.the process of leaching同义词:leachingv.cause (a liquid) to leach or percolatepermeate or penetrate gradually"the fertilizer leached into the ground"同义词:percolateremove substances from by a p