toll lane signal lamp

例句：

1. 1. The toll lane signal lamp is used to controlthe flow of traffic on the tollroad.
   收费车道信号灯用于控制收费公路上的交通流量。
2. 2. The toll lane signallamp helps to prevent accidents caused by overtaking.
   收费车道信号灯有助于防止因超车引起的事故。
3. 3. The toll lane signallamp is an important part of the toll system.
   收费车道信号灯是收费系统的重要组成部分。