1.b> (); / ; the bookcase is screwed to the wall ;
2.b> (; ), ; the lid is screwed on so tight that I can't get it off , ;
3.b> (), (.i> i>) .i> to screw up [.i> .i> ]; she screwed the letter up and threw it in the bin ;
to screw upb> 1) = 1 i> 2;
2) .i> i> () / / - [.i> .i> 3];
to screw one's eyes upb> ; to screw one's face upb> / .