Horologist Lawrie Taprell adjusts the clock atop the North Sydney Post Office in Australia in 1989. Twice a year, clockkeepers like Taprell fine-tune public timepieces to match daylight saving shifts—something the U.S. once tried to make permanent.
2025-10-31 1097词 困难
But the U.S. has tried it before. In January 1974, Americans turned their clocks ahead in an experiment designed to last nearly two years—an effort to conserve energy amid an unexpected oil crisis. Yet the change became “very unpopular very quickly,” says David Prerau, author of Seize the Daylight: The Curious and Contentious Story of Daylight Saving Time.
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