dual carriageway
柯林斯詞典
1. N-COUNT A dual carriageway is a road which has two lanes of traffic travelling in each direction with a strip of grass or concrete down the middle to separate the traffic. 雙行道[英國英語]
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1. N-COUNT A dual carriageway is a road which has two lanes of traffic travelling in each direction with a strip of grass or concrete down the middle to separate the traffic. 雙行道[英國英語]