当你画，红色箭头指示的顺序的顶点。
可以按照你的修改在图纸上加上两个孔。不管怎样，最好去掉红色箭头指示的两个角，并在蓝色箭头指示的部位添加角！
However, we would like that you remove the angle shown by the red arrow and do 2 sides like shown by the blue arrow.
这些标志用于指示特定车道的交通情况：绿色箭头表示通行，黄色箭头或黄色的“X”表示慢行，而红色的“X”表示该车道禁止通行。
The symbols show a specific lane's traffic condition: a green arrow for a lane flowing freely, a yellow arrow or yellow "X" for a slow lane, and a Red "X" for a lane that is shut down.
红色小箭头指示受试着的视觉噪声处理能力。
The small red arrowhead shew us the subject's visual noise processing ability.
红色小箭头指示受试着的视觉噪声处理能力。
The small red arrowhead shew us the subject's visual noise processing ability.
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