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来源:雅诚德英语网
The expansion of desert-like conditions into areas where they did not previously exist is called desertification.
沙漠化是指类似沙漠的生态环境扩张到原本并没有沙漠的区域。
The expansion of desert-like conditions into areas where they did not previously exist is called desertification.
沙漠化是指类似沙漠的生态环境扩张到原本并没有沙漠的区域。