conservation的动词
conservation词性名词,它的动词是conserveconservation释义之一conservationissavingandprotectingtheenvironment.(对环境的)保护例子afour-nationregionalmeetingonelephantconservation 一次有关大象保护的4国...
conservation词性名词,它的动词是conserveconservation释义之一conservationissavingandprotectingtheenvironment.(对环境的)保护例子afour-nationregionalmeetingonelephantconservation 一次有关大象保护的4国...