jerkv.急动；猛拉n.猛拉；急动；笨蛋；<俚> 蠢人adj.颠簸不稳的jerk from the rack架上挺jerk someone aroundvt.烦扰某人；浪费某人的时间jerkwater notions.浅薄的志向jerk out one's words检色计(根据咖啡豆、核桃等的色泽自动分类的电子装置)jerkin plethysmograph背心型体积描记器jerk-pump fuel system脉动泵供油系统jerk of Doppler- shift多普勒二次变化率jerked out the answer.突然说出答案Jerked him back upright.解开腿上的捆绑，Jerked me forward and down把我推前扯后