作者 US State Department - https://www.washingtontimes.com/multimedia/image/miles-yu-photo-with-sjpeg/,公有领域,https://commons.wikimedia.org/w/index.php?curid=95990484
作者 US State Department - https://www.washingtontimes.com/multimedia/image/miles-yu-photo-with-sjpeg/,公有领域,https://commons.wikimedia.org/w/index.php?curid=95990484