The number of spots on its surface has waxed and waned in cycles that last, on average, 11 years.

太阳表面的黑子数在其一般延续11年的活动周期内增增减减。

Rebecca Moazzez is a senior lecturer at King's College London. She says that this cycle lasts the rest of the tooth's life.

Rebecca Moazzez是伦敦国王学院的高级讲师。她说，这个过程在这颗牙的余生中会不断循环。

Ruburt's miscarriage was a result of something else entirely.This time you are both on your last reincarnation cycle on your plane, and as a rule no personality fragments are left behind.

鲁伯的流产完全是另外一个原因。这一次是你们在你们层面上的最后一个轮回转 世，原则上不会有人格片段被留在身后。