相关单词同义词preservation, protection, maintenance, lee, safeguard, 近义词 care, protection反义词decay, loss, neglect临近词conservatism, consequently, conservations, conservational, conservationist, conservationplan, conservation law, conservation rate, conservation site, conservation zone, conservation laws, conservation form相似词consequence, consequent, consequently, conservancy, conservatism, conservative, conservatory, conserve, 返回 conservation