n.顿挫,颠簸,震摇

Jerk \Jerk\, v. t. [imp. & p. p. {Jerked} (j[~e]rkt); p. pr. &
vb. n. {Jerking}.] [Akin to yerk, and perh. also to yard a
measure.]
1. To beat; to strike. [Obs.] --Florio.

2. To give a quick and suddenly arrested thrust, push, pull,
or twist, to; to yerk; as, to jerk one with the elbow; to
jerk a coat off.

3. To throw with a quick and suddenly arrested motion of the
hand; as, to jerk a stone.


Jerking \Jerk"ing\, n.
The act of pulling, pushing, or throwing, with a jerk. --
{Jerk"ing*ly}, adv.