超车前应该至少打转向灯三秒钟,这种说法正确吗?Is it correct to turn on the signal for at least three seconds before overtaking?

超车前应该至少打转向灯三秒钟,这种说法正确吗?Is it correct to turn on the signal for at least three seconds before overtaking?
正确Correct
错误Incorrect

可以用“超车三秒转向”来快速记忆