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71. | the perimeter of a airfield |
| 机场周围 |
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72. | Subjects assumed that spokes extending beyond the wheel's perimeter signified that the wheel had its |
| 被测试者认为,轮辐延伸至轮子周长之外表示正在刹车,而虚线形轮辐则表示轮子在快速转动。 |
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73. | a young tree measuring only 18 inches round |
| 周长仅18英寸的小树 |
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74. | The given radius being 4 ft., find the circumference. |
| 已知半径为四英尺,求周长。 |
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75. | an old tree that was six feet around |
| 一棵周长6英尺的老树. |
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76. | set guards around the perimeter. |
| 派守卫于防御带周围 |
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77. | This tree is 3 meters in girth. |
| 这棵树周长有三公尺。 |
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78. | The circumference of the earth is almost 25,000 miles. |
| 地球的圆周长约为两万五千英里。 |
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79. | Weeds grow around the house |
| 房屋四周长满了野草。 |
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80. | The circumference of the earth is almost 25000 miles/The earth is almost 25000 miles in circumference. |
| 地球的圆周长约为25000. |
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