这个标志是什么意思？

256. 这个标志是什么意思？

单选题正确率: 85%

A. 在环形交叉口处，让左侧车辆先行 B. 在环形交叉口处，让左侧和右侧车辆先行 C. 前方环形交叉口需让行 D. 前方环形交叉口有危险

恭喜，答对了！ {{vm.result.explain}}

答案不正确！ {{vm.result.explain}}

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