Sixty-five million years ago, an asteroid landed on Earth near the Yucatan Peninsula, creating conditions equivalent to those of a nuclear war, and the dinosaurs were wiped out.
6500万年之前， 一颗陨石撞击地球 在犹卡坦半岛附近， 引发的情况相当于一场核战争， 恐龙就被彻底灭绝了。