大家在查：潘老 ·德隆高 Dimitry this capitalist 4.99万噪声消声托伦斯 1917-1920 二7 ·贾科梅蒂

173万

"There is about 1 . 73m sq km (0. 67m sq miles ) of desertified land in China , and about 530, 000 sq km of that can be treated, " he said.