| 摘要 |
A boat is provided, including: first, second, third and fourth pontoons; first, second third and fourth masts, each of the masts securable to one of the pontoons; a first cross strut having a first end connected to the first mast, and a second end connected to the second mast; a second cross strut having a first end connected to the third mast and a fourth end connected to the fourth mast; and first, second, third and four sail wings pivotable in 360 degrees around the first, second, third and fourth masts, respectively.
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