The greatest contribution to civilization in the century may well be the air-conditioning and American leads just as amazing is the speed with which this situation came to be.

本世纪对文明做出最大贡献的很可能是空调，而美国人导致这一情况发生的速度也同样令人惊讶。

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His last novel is his greatest contribution to the literature of Spain.

他最后的一部小说是他对西班牙文学的最大贡献。

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What has been your greatest contribution to an extracurricular activity.

哪项课外活动中你做的贡献最大。

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His greatest contribution was actually the invention of the assembly line and his dedication to providing an affordable automobile to the masses.

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In becoming the first Nobel-class economist to advocate the gold standard it suggests that his greatest contribution to human flourishing may lie ahead.

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In the end, Amazon's greatest contribution to Internet commerce may be that it has alerted consumers to some of the pleasures of online shopping.

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