Karyoreticulum
核网
🗣️ 情景例句
It's not easy,
实在不容易。
While (or Where) there is life there is hope.
留得青山在，不怕没柴烧。
that people have for years assumed that the process of losing vigour with time,
多年来就已认识到。生命力随着时间流失而丧失活力，