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来源:雅诚德英语网
Scientists believe that over the past century, we have allowed more than half of the world's food varieties to disappear.
科学家们认为,在过去的一个世纪里,我们已经让世界上超过一半的食物种类消失了。
Scientists believe that over the past century, we have allowed more than half of the world's food varieties to disappear.
科学家们认为,在过去的一个世纪里,我们已经让世界上超过一半的食物种类消失了。