除此之外，导航软件的“离线地图+语音导览”消除了迷路焦虑；支付宝“境外游保险即时购”“行程安全共享”功能成为出境独行标配；智慧景区的建设让独行游客的体验更便捷安全。
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But scientists consistently say that pollutants, including greenhouse gases, can cause health problems and premature deaths.
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Фото: US CENTCOM via X / Reuters