我经常思考，被钢筋混泥土和浓重的黑色烟尘包围着，一个人将来如何生存。

Often I ponder how a person will survive in the next future in the midst of mortar and brick;

youdao

我经常思考，被钢筋混泥土和浓重的黑色烟尘包围着，一个人将来如何生存。

Often I ponder how a person will survive in the next future in the midst of mortar and brick;

youdao