* 获取数字的第digit位（从右往左，0表示个位）
Москвичей предупредили о резком похолодании09:45
，更多细节参见同城约会
Трамп высказался о непростом решении по Ирану09:14
Sammy Azdoufal told The Verge he wasn't trying to hack anyone else's robot vacuum. It was merely a fun project for the software engineer, who alerted DJI about its massive authentication slip-up — while sharing how little work it took to access the ins and outs of a Romo owner's home.