发明的基本思想

at the idea of at the bare idea of Necessity is the mother of invention. not the ghost of an idea have not the least idea of have not the slightest idea of fundamental realities of the country unity of invention certificate of invention the big idea the young idea idea of reference description of the invention author of the invention detailed description of the invention Necessity is the mother of invention rebel at the very idea of Delusion of invention abstract of invention examination of invention