https://cn.bing.com/HPImageArchive.aspx?format=xml&cc=jp&idx=0&n=1
format = 'xml' | 'js’
idx = 0~7 (递减日期)
n= 1 - 8 (获取图片数量)
https://cn.bing.com/HPImageArchive.aspx?format=xml&cc=jp&idx=0&n=1
format = 'xml' | 'js’
idx = 0~7 (递减日期)
n= 1 - 8 (获取图片数量)