{"date":"20261017","column":"国际","count":1,"updatedAt":"2026-10-17 01:59:08","items":[{"id":"ARTInfnXWUcBl4ggKG4vWU7P261017","title":"闰秒改闰时｜有何好处 会影响哪些领域？","url":"https://news.cctv.com/2026/10/17/ARTInfnXWUcBl4ggKG4vWU7P261017.shtml","brief":"新标准把“协调世界时”与“世界时”允许的最大差值放宽至3600秒，即1小时，以此保障“协调世界时”在未来数百年可以持续稳定运行。","dateTime":"2026-10-17 00:09:18","keywords":"告别 闰秒 闰时 全球时间标尺 大调整","image":"https://p3.img.cctvpic.com/photoworkspace/2026/10/16/2026101622131813884.jpg"}]}