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| 11. | Their ingenuity with a car battery, spark transmitter, wire and a razor blade is to their credit. |
| 科学家今回要制造原始的无线电发报机和接收器、只作为大型的视觉信号的椰子外壳纤维风筝、实大笨钟、提式计时器。 |
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| 12. | Club or Society, and some clubs such as the Oxford Union or the Guild Society tend to attract those with |
| "钻营""指的是有些学生在俱乐部或社团里追求职位的提高(通常是要做主席),有些社团,比如牛津学生会或同业协会总能吸引那些比别人更雄心勃勃的人。 " |
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| 13. | the two blocks from rest at the center point of the track and force them apart by exploding the cap with |
| 开始时，将两个滑块静止置放在槽的中心，然后利用电火花引爆雷管，迫使它们分开。 |
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