这个交通信灯是什么意思?What does this traffic signal mean?

这个交通信灯是什么意思?What does this traffic signal mean?
如果可以安全地停下,就停下来Stop if you can do so safely
加速通过交叉路口Speed up to get through the junction
只有在交通堵塞了路口时才停下来。Stop only if traffic is blocking the intersection

黄色信号灯意味着停车,除非你离十字路口很近,无法安全停车。这意味着信号灯即将变红。