| 41. | Tie a heavy weight at the end of a long piece of string . |
| 把一个生物拴在一根长绳子的一端，
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| 42. | With the hand to and fro and around but not up and string so that the weight nearly touches the ground. |
| 把手高高举在空中握住绳子，让重物几乎接触地面。
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| 43. | It will be found that the weight a piece of string . |
| 结果会发现，重物是动了，但动得很小，甚至没动。
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| 44. | With the hand held high in the air, hold the string so that the weight nearly touches the ground. |
| 假定把一支笔拴在重物上，笔尖落在地板上的一张纸上，假定地震发生了，地板、纸、你和你的手都会动，重物和笔却不动。
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| 45. | Among these I would list string and brown paper, kept by thrifty people when a parcel has been opened, to save buying these two requisites. |
| 这些东西中我想举出线绳和包装纸为例。节俭的人们打开包裹后便把这两样必备的东西收藏起来。省得日后去买。
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| 46. | A rubber ball attached to a paddle by an elastic string loses energy as it files away from the paddle. |
| 一根弹性绳把一只皮球拴在一块叶片上当球飞离叶片时，球失去能量。
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| 47. | The water rat, paralysed and string , saw at last a distant speck on the white surface of the road. |
| 水老鼠神思恍惚，木然远望，终于看见一个小斑点出现在远方洁白的路面上。
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| 48. | The young lady wears a string of beads. |
| 这位年轻妇女佩戴着一串珠子。
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| 49. | a ball of wool/ string |
| 绒线[线]团
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| 50. | a string of glass beads |
| 一串玻璃珠子
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