及物动词猛拉; 把（牛肉）切成薄片晒干
及物/不及物动词（使…）猝然一动[颤动]
名词突然的拉[推，扭]; 医（肌肉的）痉挛，抽搐; 蠢人; 急促而猛烈的动作，猛地一拉
1. （向某个方向）急拉，猛推；（使）猝然一动
If you jerk something or someone in a particular direction, or they jerk in a particular direction, they move a short distance very suddenly and quickly.
e.g. Mr Griffin jerked forward in his chair...
格里芬先生坐在椅子上猛地向前一凑。
e.g. The car jerked to a halt...
车猛地停住了。
2. 傻瓜；笨蛋；混蛋
If you call someone a jerk, you are insulting them because you think they are stupid or you do not like them.
3. see also: knee-jerk
相关词组：jerk aroundjerk off
揭示；显示( reveal的过去式和过去分词 )；泄露；启示；
换回( exchange的过去式和过去分词 )；交换，替换；进行易货贸易，作物物交换；交换，兑换；
秘密，机密( secret的名词复数 )；
形容词无安全的; 不稳定的; 不牢靠的; （地面，冰等）易坍陷的
1. 缺乏自信的;对自己无把握的
If you are insecure, you lack confidence because you think that you are not good enough or are not loved.
e.g. In effect she is punishing her parents for making her feel threatened and insecure...
实质上她是在惩罚父母,因为他们让她感觉受到威胁,没有安全感。
e.g. Most mothers are insecure about their performance as mothers.
大多数母亲对自己为人母的表现都不是很自信。