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WordNet ÀÏ¹Ý ¿µ¿µ »çÀü °Ë»ö °á°ú : 3 ÆäÀÌÁö: 1
erosion erosion by chemical action
erosion the mechanical process of wearing or grinding something down (as by particles washing over it)
erosion condition in which the earth's surface is worn away by the action of water and wind
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