As the wheel rotates, the gondolas are kept in the upright position by a simple gearing system.

当车轮转动时，贡多拉通过一个简单的传动系统保持在垂直位置。

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As the wheel rotates, the gondolas are kept in the upright position by a simple gearing system.

当车轮转动时，贡多拉通过一个简单的传动系统保持在垂直位置。

youdao