(noun.) preserve of crushed fruit.
(verb.) interfere with or prevent the reception of signals; 'Jam the Voice of America'; 'block the signals emitted by this station'.
(verb.) crush or bruise; 'jam a toe'.
(verb.) crowd or pack to capacity; 'the theater was jampacked'.
(verb.) get stuck and immobilized; 'the mechanism jammed'.
(verb.) push down forcibly; 'The driver jammed the brake pedal to the floor'.
尤金伲亚整理
克里斯整理