* @return {string} 移除k位后最小的数字（字符串形式）
The crossbench peer, who was an award-winning film director before joining the House of Lords, has become a leading voice in Parliament on online safety.
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2024年12月25日 星期三 新京报
Nations underestimate greenhouse gas emissions from wastewater systems by amounts ranging from 19% to 27%, in part caused by a reliance on 2006 IPCC guidance rather than incorporating updates from a 2019 refinement [Nature Climate Change]
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