太古的

Let people go back aboriginally using knotted ropes for simple reckoning.

众重新回归到结绳记事的古时代。

Its original rock is sedimented in the environment of active epicontinent-seaboard with basic volcanism, and become khondalite series through the Archean regional high-amphibolite facies metamorphism.

原岩形成于具有基性火山作用的活动大陆边缘滨海-浅海环境。古宙的区域高角闪岩相变质作用，形成孔兹岩系。