jerk off
vi. 行手淫
vi. 猛地甩掉
例句与用法：
He jerked the string and the puppet jumped.
他猛地一拉绳子，木偶就跳了起来。
The bus jerked to a stop.
公共汽车猛然刹车停住了。
The knife was stuck but she pulled it out with a jerk.
那把刀子被卡住了，她猛地一拔，把它拔了出来。
词形变化：
副词: jerkingly | 名词: jerker | 动词过去式: jerked | 动词过去分词: jerked | 动词现在分词: jerking | 动词第三人称单数: jerks |