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11. | an epicycloid in which the rolling circle equals the fixed circle. |
| 旋转的圆和固定的圆大小一样时产生的外摆线。 |
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12. | rolling load, rolling force |
| 轧制力 |
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13. | a cycloid generated by a point outside the rolling circle. |
| 旋转的圆的外部一个点所产生的摆线。 |
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14. | a line generated by a point on a circle rolling around another circle. |
| 一个圆上的某点在该圆旋转另一个圆时产生的线。 |
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15. | It's calling me, he thought, look at these rolling whorls of colour. |
| 这是在呼唤我呢,瞧这些一圈圈旋转的颜色。 |
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16. | But on farms that cannot get fertilizer, the best solution may be the method of rotating(使旋转,使转动,使轮流) |
| 但是如果没有肥料为农田施肥,最好的方法可能就是轮流种植高粱和豇豆。 |
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17. | It reduces friction and makes the rolling parts work smoothly. |
| 它能减少摩擦,并使旋转零件活动自如。 |
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18. | a line generated by a point on one figure rolling around a second figure. |
| 一个图形上的某个点在该图形旋转另一个图形时产生的线。 |
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19. | To meet or strike with or as if with the force of a rapidly rolling object. |
| 用一高速旋转物体的力量去碰到或撞击。 |
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20. | Rolling home, rolling home, |
| 摇到家,摇到家, |
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