岩石层

经历数亿年地质运动和地壳抬升，岩壁上保存完好的沉积岩石层清晰记录了地球生命的演化史。

jīng lì shù yì nián dì zhì yùn dòng hé dì qiào tái shēng, yán bì shàng bǎo cún wán hǎo de chén jī yán shí céng qīng xī jì lù le dì qiú shēng mìng de yǎn huà shǐ.

After hundreds of millions of years of geological movement and crustal uplift, the well-preserved sedimentary rock layers on the rock walls clearly record the evolution of life on earth.