English-Chinese/Since 1960, world production of wheat and other grain crops has tripled and is expected to grow further through the middle of the 21st century

Since 1960, world production of wheat and other grain crops has tripled and is expected to grow further through the middle of the 21st century.

自1960年以来，世界小麦和其他粮食作物产量增加了两倍，预计到21世纪中叶将进一步增长.