当你接近一座单车道桥梁时，这个标志表示什么？

289. 当你接近一座单车道桥梁时，这个标志表示什么？

单选题正确率: 92%

A. 如果你安全的话，你有先行权 B. 其他司机有先行权，你必须停车

恭喜，答对了！ {{vm.result.explain}}

答案不正确！ {{vm.result.explain}}

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