| 1. | Long grass makes the field slower . 场地上草很长能影响球的速度。 |
| 2. | She cheated herself in a game of croquet she was playing against herself . 她跟自己玩槌球的时候欺骗了自己。 |
| 3. | They traded stories about the problems of sending rockets to the moon . 他们彼此谈了一些把火箭送上月球的事。 |
| 4. | The solution is exact insofar as the model of the sphere is exact . 只要球的模型是精确的,这种解释就是精确的。 |
| 5. | The temperature of the wick and the bulb falls below that of the air . 纱布与感温球的温度下降而低于空气的温度。 |
| 6. | The area and height of this deposition determine the ultimate ball size . 该淀积层的面积和高度决定了球的最终尺寸。 |
| 7. | The game is exciting, and the dynamics of the ball's motion are complicated . 这个游戏十分激烈,球的运动力学也非常复杂。 |
| 8. | Golf is for the affluent, baseball for the lowerincome groups . 高尔夫球是供有钱人玩的,而玩捧球的对象则是收入较低的阶层。 |
| 9. | The boundary of the charge region for a proton is not sharp like the surface of a billiard ball . 质子电荷飞域的边界并不象弹子球的表面那样分明。 |
| 10. | Figuratively, one may imagine the radiation of such a spherical maser as resembling a little hedgehog . 可以很形象地把这种球状脉塞源的辐射想象为一个小刺猬球的样子。 |