交通燈系統 (gaau1 tung1 dang1 hai6 tung2) — the traffic signal system/the traffic light system in Cantonese
gaauˉ¹交tungˉ¹通dangˉ¹燈haiˍ₆系tungˊ²統简 交通灯系统
Mandarin Pinyin: jiao1 tong1 deng1 xi4 tong3
Meaning of 交通燈系統
nounthe traffic signal system/the traffic light system