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- 1
- 00:00:07,866 --> 00:00:08,483
- 你看这个
- 2
- 00:00:09,099 --> 00:00:10,316
- 你知道阿基米德吗
- 3
- 00:00:10,599 --> 00:00:12,400
- 是他最早揭示了杠杆原理
- 4
- 00:00:12,683 --> 00:00:13,816
- 我们现在只要把这个
- 5
- 00:00:13,866 --> 00:00:15,800
- 从这个链子中间插进去
- 6
- 00:00:16,033 --> 00:00:17,583
- 然后我们两个这样轻轻
- 7
- 00:00:18,483 --> 00:00:19,483
- 你帮我一下
- 8
- 00:00:20,399 --> 00:00:20,899
- 对
- 9
- 00:00:21,316 --> 00:00:23,533
- 我只需要轻轻轻
- 10
- 00:00:25,266 --> 00:00:25,816
- 开了开了
- 11
- 00:00:26,983 --> 00:00:27,733
- 你没事吧
- 12
- 00:00:28,933 --> 00:00:30,766
- 大哥 都破了
- 13
- 00:00:30,866 --> 00:00:31,816
- 不好意思不好意思
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