Sent_en: 2zh On Tuesday, February 10, the American civilian communications satellite Iridium 33, launched in 1997, and the defunct Russian military communications satellite Kosmos-2251, launched in 1993, collided over Siberia.
Sent_yy: 2月10日星期二，美国于1997年发射的民用通信卫星“铱33”与俄罗斯1993年发射的失效军用通信卫星“科斯摩斯2251”在西伯利亚上空相撞。