| 摘要 |
The invention provides a vehicle which includes a platform (12), a steerable front wheel (14) which is mounted to a first end of the platform (12), at least one rear wheel (18) which is mounted to a second end of the platform (12), opposing the first end, and motor means (86) for driving the rear wheel (18), and wherein the platform (12) is resiliently flexible to permit limited movement of the first wheel relative to the rear wheel (18).
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