Mexicans celebrate this every year to honor their deceased family members and the continuity of life.

墨西哥人每年都会庆祝这个节日 纪念逝去的亲人和生命的延续。

This is how extinction events turn up in the fossil record - sharp breaks in the continuity of life.

这就是化石记录中出现的灭绝事件——生命连续性的急剧中断。