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短语
forest resource
环境 δασικοί πόροι
forest resources
环境 δασικοί πόροι
forest resource Forest resources consist of two separate but closely related parts: the forest land and the trees (timber) on that land
环境 δασικοί πόροι
forest resource: 6 短语, 3 学科
一般2
环境3
生命科学1