求翻译：5、多注意红绿灯，早作准备，宁可等也不抢，尽量避免车辆处于发动机空转的状态，遇到堵车严重，可以考虑熄火等候。严禁空挡滑行，可适当带档滑行。　是什么意思？

5, pay more attention to traffic lights, make early preparations, etc. would rather not grab, try to avoid the vehicle in the state of the engine idling, encountered a serious traffic jam, can be considered flameout waiting. Prohibited neutral slide, may be appropriate with the file to glide.