| 1. | Pulsar : a dense , rapidly rotating star that emits pulses of light
脉冲星：高密度、快速旋转、发射脉冲光的星体。 |
| 2. | Basically it ' s a ball that spins forward after the strings strike it
基本上它是在拍线击球后,向前快速旋转的一个球。 |
| 3. | Rotate the cap with your hand lightly in the direction as indicated by the arrow
用手轻轻转动，使盖子沿箭头?方向快速旋转。 |
| 4. | A tornado is a fast rotating column of air extending from thunder clouds to the ground
卷风是一快速旋转的气团，自雷雨云伸展至地面。 |
| 5. | Have you ever tried to spin yourself in the forest , surrounding by the fallen leaves
你可曾试过在落叶纷飞的树林里快速旋转，裙摆飞扬？ |
| 6. | Remote control gear with transmission tubing for manual operation ; crown gear units , slewable
用手操作的带传输管的遥控装置.可快速旋转的冠形齿轮 |
| 7. | This little stand is on wheels , so you can whirl it round and choose the cup you want
这个架子下面安有轮子，你可以使它快速旋转，挑选你想要的杯子。 |
| 8. | The spinning of the propellers generates the necessary lift , or upward force , to raise the platform
螺旋推进器快速旋转，生成必要的上升力，使平台升起。 |
| 9. | When she spins round fast , her skirt moves outwards and upwards until it is sticking out all round her
当她快速旋转时，她的裙子向外向上飘动直到完全张开。 |
| 10. | A tornado is a fast rotating column of air extending from thunder clouds to the ground
这是典型的龙卷风现象。龙卷风是一快速旋转的气团，自雷雨云伸展至地面。 |
