[农牧林英汉词典] gully erosion

[土壤学英汉词典] gully erosion

[英汉地理大词典] gully erosion

[地质英汉词典] gully erosion

[林学英汉词典] gully erosion

[水利英汉词典] gully erosion

[水利科技英汉词典] gully erosion

[环境英汉词典] gully erosion

[能源英汉词典] gully erosion

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