| 摘要 |
<p>The floats with which to walk on water are easily converted into an inflatable mattress, seat or canoe. The appliance consists of four lightweight floats which may or may not be inflatable, and are joined in pairs by a central, flexible or rigid band. Each pair of two floats has a small cord fixed to a ring at one end, on the ouside float. The floats can be tightened together by the cord and rings to form an inflatable structure.</p> |
