词汇	上唇根
释义	上唇根 Shàng Chún Gēntorma
随便看	traffic signal traffic-signal traffic signal box traffic signal boxes traffic signal control traffic signal controller traffic signal control system traffic signaling equipment Traffic Signal Instrument traffic signal intersection traffic signal lamp traffic signal light traffic signal light group traffic signal mark traffic signal monitor system traffic signal off-line control traffic signal off-line timing Traffic signal optimization traffic signal phasing-sequence traffic signal priority traffic signal, road sign traffic signals traffic signals control system traffic signals coordination traffic signal setting