这为我们家创造了多么伟大的奇迹。

It has done such wonders for our family.

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经过15年的努力，袁隆平和他的学生们在1975年创造了一个伟大的奇迹——用不足世界9%的农田养活了世界近20%的人口。

After fifteen years of hard work, Yuan Longping with his students made a great wonder in 1975—feeding nearly 20% of the world's population with less than 9% of the world's farmland.

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正是这些人创造了这样伟大的奇迹。

They are the very people who worked such wonders.

《新英汉大辞典》