- no obj., usu. with adverbial of direction push oneself off a surface and into the air by using the muscles in one's legs and feet跳, 跃, 跳跃：
the cat jumped off his lap
猫从他的膝上跳下
he jumped twenty-five feet to the ground.
他从25英尺高的地方跳到地上。
- with obj. pass over (an obstacle or barrier) in such a way跳过, 越过（障碍）。
- with adverbial(of an athlete or horse) perform in a competition involving such action（运动员或马在比赛中）跳, 跃, 跳跃：
his horse jumped well and won by five lengths.
他的马跳跃动作好, 以领先五个身长赢得了这场比赛。
- (especially of prices or figures) rise suddenly and by a large amount（尤指价格或数字）突升, 暴涨, 激增：
pre-tax profits jumped from £51,000 to £1.03 million.
税前利润由51,000英镑暴涨到103万英镑。
- informal (of a place) be full of lively activity〈非正式〉（地方）热闹, 热烈活跃：
the bar is jumping on Fridays and Saturdays.
星期五和星期六酒吧很热闹。
- with obj. informal (of driver or a vehicle) fail to stop at (a red traffic light)〈非正式〉（司机或车辆）闯红灯。
- with obj. get on or off (a train or other vehicle) quickly, typically illegally or dangerously（尤指非法或危险地）跳上或跳下（火车等）。
- with obj. N. Amer. take summary possession of (a mining concession or other piece of land) after alleged abandonment or forfeiture by the former occupant〈北美〉侵占（他人开采权或土地）。
- no obj., usu. with adverbial(of a person) move suddenly and quickly in a specified way（以某种方式）突然快速地行动：
Juliet jumped to her feet
朱丽叶一跃而起
they jumped back into the car and drove off.
他们猛地跳回车里把车开走了。
- (of a person) make a sudden involuntary movement in reaction to something that causes surprise or shock（人受到惊吓后）猛地一跳, 吓了一跳：
an owl hooted nearby, making her jump.
附近一只猫头鹰叫了一声, 把她吓了一跳。
- pass quickly or abruptly from one idea, subject, or state to another（迅速或突然地）从一种（想法、话题或状态）转换到另一种：
she jumped backwards and forwards in her narrative.
她的叙述翻来覆去地一会儿说东, 一会儿说西。
- with obj. omit or skip over (part of something) and pass on to a further point or stage略过, 跳过。
- (of a machine or device) move or jerk suddenly and abruptly（机器, 装置）突然移动; 突然抖动：
the vibration can cause the needle to jump.
振动可能会引起指针突然抖动。
- (of a person) make a sudden, impulsive rush to do something贸然做, 凭一时冲动做：
Gordon jumped to my defence.
戈登挺身而出为我辩护。
- Bridge make a bid that is higher than necessary, in order to signal a strong hand【桥牌】跳叫：
East jumped to four spades.
东家跳叫 4 黑桃。
- with obj. informal attack (someone) suddenly and unexpectedly〈非正式〉突袭 （某人）。
- vulgar slang, chiefly N. Amer. have sexual intercourse with (someone)〈粗俚, 主北美〉与（某人）发生性关系。
- with obj. N. Amer. informal start (a vehicle) using jump leads〈北美, 非正式〉助推启动（车辆）：
I jumped his saloon from my car's battery.
我靠自己车上的电池助推启动了他的轿车。
- an act of jumping from a surface by pushing upwards with one's legs and feet跳, 跃, 跳跃：
in making the short jump across the gully he lost his balance.
他小步跳过沟渠时失去了平衡。
- an obstacle to be jumped, especially by a horse and rider in an equestrian competition（尤指在马术比赛中马匹载骑手跳过的）障碍。
- an act of descending from an aircraft by parachute跳伞。
- a sudden dramatic rise in amount, price, or value（数量、价格或价值的）激增, 暴涨：
a 51 per cent jump in annual profits.
年利润51%的暴涨。
- a large or sudden transition or change大幅度（或突然）的转换; 大幅度（或突然）的变化：
the jump from county to Test cricket.
从县级比赛到国际板球锦标赛的飞跃。
- Bridge a bid that is higher than necessary, signalling strength【桥牌】跳叫。
- vulgar slang, chiefly N. Amer. an act of sexual intercourse〈粗俚, 主北美〉性交。
- a sudden involuntary movement caused by shock or surprise惊跳（受惊时突然不由自主地一动）：
I woke up with a jump.
我猛地一动, 一下子惊醒了。
the jumps
informal extreme nervousness or anxiety〈非正式〉心神不安, 心惊胆战。
be jumping up and down
- informal be very angry, upset, or excited〈非正式〉十分恼怒的, 十分烦恼的, 十分激动的。
get（或have）the jump on someone
- informal, chiefly N. Amer. get (or have) an advantage over someone as a result of one's prompt action〈非正式, 主北美〉抢在…之前, 比…占先。
jump bail
- 见BAIL1.
jump someone's bones
- N. Amer. vulgar slang have sexual intercourse with someone〈北美, 粗俚〉与某人发生性关系。
jump down someone's throat
- informal respond to what someone has said in a sudden and angrily critical way〈非正式〉（突然愤怒地）回应某人的言论。
jump for joy
- be ecstatically happy欣喜若狂：
I'm not exactly jumping for joy at the prospect.
我对前景并不欣喜若狂。
jump the gun
- 见GUN.
jump into bed with
- informal engage readily in sexual intercourse with〈非正式〉很快就与…发生性关系。
jump on the bandwagon
jump out of one's skin
- informal be extremely startled〈非正式〉大吃一惊, 吓得魂灵出窍。
jump the queue（或〈美〉jump in line）
- push into a queue of people in order to be served or dealt with before one's turn插队, 不按顺序排队等候。
- figurative take unfair precedence over others〈喻〉（不正当地）抢先, 抢在别人之前：
the old boy networks were one way of jumping the promotion queue.
利用校友关系网是一个抢在别人之前获得提升的途径。
jump the rails（或track）
- (of a train) become dislodged from the track（火车）出轨。
jump rope
- N. Amer. skip using a rope〈北美〉跳绳。
jump the shark
- US informal (of a television series or film) reach a point when far-fetched events are included merely for the sake of novelty, indicative of a decline in quality〈美, 非正式〉（电视系列剧, 电影）为求新奇而加入牵强情节（显示质量的下降）; 哗众取宠。
- ORIGIN: said to be with allusion to the long-running US television series Happy Days,in which the central character (the Fonz) jumped over a shark when waterskiing.
jump ship
- (of a sailor) leave the ship on which one is serving without having obtained permission to do so（水手）未经允许离船, 擅自离船：
he jumped ship in Cape Town
他在开普敦未经允许就离开了船只
figurative 〈喻〉three producers jumped ship two weeks after the show's debut.
三位制片人在首映式两星期后不辞而别了。
jump through hoops
- go through an elaborate or complicated procedure in order to achieve an objective（为达到目的而）费尽心机。
jump（或leap）to conclusions （或the conclusion）
- form an opinion hastily, before one has learned or considered all the facts草率下结论。
jump to it!
- informal used to exhort someone to prompt or immediate action〈非正式〉（用于催促某人抓紧时机采取行动）赶快！
one jump ahead
- one step or stage ahead of someone else and so having the advantage over them领先一步：
the Americans were one jump ahead of the British in this.
美国人在这方面比英国人领先一步。
jumpable
adjectivejump at
- accept (an opportunity or offer) with great eagerness迫不及待地接受, 欣然接受（机会或提议）：
I'd jump at the chance of a career in football.
我会迫不及待地抓住从事足球事业的机遇。
jump on
- informal attack or take hold of (someone) suddenly〈非正式〉突袭; 猛扑（某人）。
- criticize (someone) suddenly and severely突然严厉地批评（某人）。
- seize on (something) eagerly; give sudden (typically critical) attention to急切地抓住（某物）; 突然（尤指挑剔地）注意到：
the paper jumped on the inconsistencies of his stories.
该报抓住了他描述中的前后不一致之处。
jump out
- have a strong visual or mental impact; be very striking具有强烈的视觉（或心理）感染力; （使人）产生强烈的视觉（或心理）感受：
advertising posters that really jump out at you.
的确惹人注目的广告海报。