词语conservation
解释自然资源保护,节省原料,节省燃料
词性名词
conservation〔名词〕守恒详细»
conservation守恒详细»
conservation〔名词〕保存详细»
conservation〔名词〕保持保护详细»
conservation〔名词〕保护,储备,保存;n.守恒,不灭,防腐详细»
conservation〔名词〕守恒,保存,储备详细»