(noun.) an abrupt spasmodic movement.
(noun.) raising a weight from shoulder height to above the head by straightening the arms.
(noun.) a dull stupid fatuous person.
(noun.) (mechanics) the rate of change of acceleration.
(verb.) throw or toss with a quick motion; 'flick a piece of paper across the table'; 'jerk his head'.
(verb.) move with abrupt, seemingly uncontrolled motions; 'The patient's legs were jerkings'.
编辑:卡罗尔
埃伦校对