单词	devise an invention
释义	devise an invention 设计一项发明
随便看	water resources distribution system water resourcese Water resources economics water resources economy water resource security water resource securivy water resources effect water resources element water resources engineering water resources environment water resources evaluate water resources evaluation water resources evaluation index water resources evolutionary law water resources evolution tendency water resources evolvement Water resources expenditure water resources exploitation water resources exploitation and utilization water resources fee water resources fees water resources form and conversion water resources fund water resources guarantee Water resources has renewability