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to phrases
single rail
bridg.constr. 单轨
tech. 单轨铁路; 单轨 (铁道)
single-rail [ˌsɪŋgl'reɪl]
auto. 手动变速器单换档叉轴的
tech. 单线; 单轨
single rail
: 12 phrases in 3 subjects
Communications1
Rail transport3
Technology8