import solids; size(8cm,0); currentprojection=orthographic((2, 1, 2)); revolution r=cylinder((0, 0, 0), 1, -10, X); draw(r); draw("$x$",O--X,Arrow3); draw("$y$",O--Y,Arrow3); draw("$z$",O--Z,Arrow3); label(XY()*(scale(2.5)*"This is not a cylinder"), (-5,0,1), align=Z);