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| 71. | vacuum aspiration |
| 真空吸引法 |
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| 72. | Did supermassive black holes need a helping hand to grow to be so big? |
| 超大质量黑洞的形成是否须藉助于外力？ |
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| 73. | A body at rest will not move till a force is exerted on it. |
| 若无外力的作用，静止的物体则不会移动。 |
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| 74. | abdominal cavity pipet |
| 腹腔吸引管 |
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| 75. | The second law says that when an outside force acts on an object, |
| 第二定律指出，当一个外力作用于一个物体时， |
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| -- 来源 -- 综合英语第3册 - Unit 7 Famous Scientists Text A |
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| 76. | The earth pull thing to it just as a magnet pull needle. |
| 地球吸引物体就好像磁铁石吸引针一样。 |
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| 77. | Will the Kuomintang draw over the Communist Party, or the Communist Party the Kuomintang? |
| 是国民党吸引共产党呢，还是共产党吸引国民党？ |
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| 78. | sucking jet pump |
| 吸引喷嘴泵 |
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| 79. | The earth pulls thing to it just as a magnet pulls needle. |
| 地球吸引物体就好像磁铁石吸引针一样 |
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| 80. | Heavenly bodies attract one another. |
| 天体彼此吸引。 |
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