短語詞組短語conservation of area 麪積守恒;麪積保守Ecological conservation development area 生態(tài)涵養(yǎng)發(fā)展區(qū)principle of conservation of area 麪積守恒原理nature conservation area 自然保護區(qū)Fanshawe Conservation Area 保護區(qū)National Conservation Area 美國國度掩護區(qū);美國國家保護區(qū)Mount Somers Conservation Area 山自然保護區(qū) 返回 conservation area