柯林斯詞典lighting-up time 1. N the time when vehicles are required by law to have their lights switched on 汽車按法律槼定必須的開燈時間 返回 lighting-up time劍橋詞典the time in the afternoon or evening when the law states that vehicles must have their lights switched on （法律槼定的）車輛開燈時間 返回 lighting-up time