contraflow/ˈkɑːn.trə.floʊ/名词(由于公路另一侧修缮而暂时实行的)一侧双向行驶A contraflow is in operation/in force between junctions 13 and 14 on the motorway.这条高速公路第13和第14个交叉口之间正实行一侧双向行驶。想跟读,去练习