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조선살
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BdbxpoeUMmbCLXfpHha |
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| Can I use your phone? http://planetsuzy.fun/ planetsuzy.org Sailing shares with aeronautics the physics of lift and dragand high- and low-pressure airflow - picture a plane turned onits side in the water with one wing a "dagger board" protrudingbelow the hull and the other a vertical mainsail. |
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Lowell |
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2019-06-09 00:44:04 |
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