单选题 · 选择一个答案
Can you turn left when you have this traffic signal?
看到这个信号灯指示，你可以左转弯吗？
A red circular light with only a green right arrow does not permit a left turn.
红圆灯亮着而只有右转绿箭头时，不能左转。
阅读相关知识
A green arrow permits only its direction. Another direction's green does not cancel the red applying to your movement.
绿箭头只允许它指示的方向；不得因旁边某个方向亮绿就把红灯对其他方向的禁止忽略。