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- To jerk up and down or back and forth. 上下或前后猛动
- The guy's head jerked up in surprise. 那个家伙的头惊讶地抬了起来。
- Old World bird having a very long tail that jerks up and down as it walks. 产于东半球的鸟，尾巴非常长并且在行走是上下晃动。
- a pick in my left thing made me jerk up 我的左大腿被扎了一下，我蓦地跳了起来。
- His remark brought me up short/sharp/with a jerk. 他的话我听後一下子楞住了。
- A sharp tool, or bit, was hung from a rope and jerked up and down by men jumping on a spring-board. 粗绳子上挂着锐利的工具，即钻头，由踏板上跳跃的人把它拉起又放下。
- At this point in hey reverie she shivered and came to with a start: She jerked up her head as if startled and looked all round. 想到这里的吴少奶奶猛的全身一震，吃惊似的抬起头来向左右顾盼。
- The ship drifted and brought up with a light jerk. 船漂漂荡荡，然后微微一颠突然停了下来。
- Pancha jerked up his head, quickly stuffed the remains of his food in his pocket, jumped over to the cow and slapped its leg. 他跳到奶牛那里然后拍着它的腿部。
- How much do all these figures stack up to? 这些数字的总和是多少？
- Swimming is the best way to tone up your body. 游泳是健体强身的最好方法。
- I believe he has started reading up anthropology. 我相信他已开始攻读人类学。
- It is now our aim to set up a factory. 我们现在的目的是创办一座工厂。
- I need a piece of string to tie this parcel up. 我需要一根细绳把这包裹扎起来。
- She drives carefully up the rocky lane. 她驾车小心地从这条很多石头的小路上驶过去。
- That jerk was flirting with the boss' daughter. 那个笨蛋和老板的女儿调情。
- I'll try and rustle you up something to eat. 我设法给你弄点吃的。
- He sprang up and rushed to the door. 他跳起身，跑到门口。
- I'm not feeling up to snuff today. 我今天觉得不大舒服。
- He was had up for dangerous driving. 他因危险驾驶而被控告。
