Sent_en: 2zh The plane took off at 1:12 a.m. local time and was traveling from Moscow to Perm when officials at the Bolshoye Savino Airport lost contact with the aircraft at about 1,800 meters in altitude.
Sent_yy: 这架飞机于当地时间凌晨1点12分起飞，从莫斯科前往彼尔姆时，博索耶·萨维诺机场的官员在海拔约1800米处与飞机失去联系。