It is through decades of hard work that China has progressed to a new stage.

经过几十年的不懈努力，中国已经发展到一个新的阶段。

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Autumn is the harvest season, I am willing to review, together with you, the harvest of our economic and trade cooperation through decades.

秋天是收获的季节，我愿与大家在这样一个季节里，共同回顾30多年来中欧经贸合作取得的收获。

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Throughout its history, the Great Wall has gone through decades, even centuries, of ruin and disrepair.

纵观历史，长城已经经历了几十年，甚至几百年的毁坏和失修。

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(Speaking) Britons shivering through one of the coldest winters to hit the United Kingdom in decades got no reprieve from Mother Nature on Sunday.

VOA: standard.2010.01.10

Through many decades of study, biologists have teased out certain populations of cells within the bone marrow that are capable of reproducing subsets of cells.

经过数十年的研究,生物学家们在骨髓中发现了,一些细胞群,它们能够生成细胞亚群

耶鲁公开课 - 生物医学工程探索课程节选

Kerry said that for decades, the United States had sought cooperation from Pakistani decision makers through military aid, while paying little attention to the urgent needs of most Pakistanis.

VOA: standard.2009.05.04

The best known of this shafted group was Ken McCamey, who accompanied Hancock through decades of prospecting.

NEWYORKER: The Miner��s Daughter

And through decades of differences, Americans have been united in their affection for this country and its people.

WHITEHOUSE: President Obama Speaks at the University of Yangon

The Chatmon creation, in turn, would be appropriated by others, travelling through decades and across cultures unimagined in 1930.

NPR: Blues Song Is a Decades-Long Music Lesson