上下摆动

A little bird was bobbing its head up and down.

一只小鸟把头上下快速摆动着。

The result shows that the technical style of our athletes used is that stride length is shorter and stride frequency is larger,the buckjump time of our players is located at the floor level of the foul limit,the knee angel is unwind from touchdown on upright phase,in the sprint phase,the kneel angel is blurry from touchdown to upright phase,the uprightness displacement of body center and vertex are higher than the international athletes, this since stretching to leave a ground of opportune moment to be partial to early and making an effort action insufficiency with leg driving of the ankle joint relevantly, also with the leg put of front stretch is not enough active at the touchdown ground moment.

结果表明，我国运动员在后半程中，运用的是步长较短，步频较快的技术风格；腾空时间总体上处于犯规时限的下限，膝关节从着地瞬间直至垂直支撑面保持了可见的伸直状态，但在最后冲刺阶段，膝角出现了模糊伸直过程；身体重心垂直位移、头顶位置上下起伏均高于世界优秀运动员平均水平，这既与踝关节后蹬伸展离地时机偏早、用力动作不充分有关，也与着地瞬间摆动腿前摆后的前伸着地动作不够积极有关。

She was a lofty ship (with skysails and royal stayails), and it was alive with her, blushing in the sun, swaying and curveting.

这是一只崇高的快帆船，看着她在阳光里泛着红光，左右摆动着，上下颠簸着，令人心旷神怡。

Stocks seesawed through most of Friday, as investors focused on the positives in the morning's GDP report and the latest batch of quarterly results.

股票指数在星期五几乎是上下摆动，投注者关注一些好的消息，比如早晨的GDP报告以及最新一批季度业绩。

Distantly, I was aware of Rabbit running back towards us, the beam of light from his torch swinging madly.

远远地，我注意到兔子正朝我们这边跑来，手电筒的光束疯狂的上下摆动着。

With a spring installed inside table, you can move it up and down, and it can adjust the pressure, swing it before and after by eccentric wheel and pulley. The swing margin is about 12 degrees. The platform was installed in the L-plate and can correct center to ensure die non-deformation and roundness in polishing process.

工作台里面安装弹簧一根，可以上下移动，并可任意调整压力，利用皮带轮和偏心轮带动，使前后摆动，摆动幅度约12度，而工作台被安装在 L 型拖板上可以任意地对中心，确保在抛光的过程中，使模具不变形及圆度。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。