west·bound
adjective/ˈwestbaʊnd/
/ˈwestbaʊnd/
- travelling or leading towards the west
西行的；向西的 - westbound traffic
西行车辆 - the westbound carriageway of the motorway
高速公路的西向车道
Oxford Collocations DictionaryWestbound is used with these nouns:- track
- westbound traffic