Establish the civilization in the underground carbon, apparently reserves, facing the world energy future problems.

把文明建立在地下碳储备上，显然是世界面临的能源未来难题。

youdao

Establish the civilization in the underground carbon, apparently reserves, facing the world energy future problems.

把文明建立在地下碳储备上，显然是世界面临的能源未来难题。

youdao