释义
adj.
of or relating to an artery or arteries
（与）动脉（有关）的。
denoting an important route in a system of roads, railway lines, or rivers
（公路、铁路或河流中）干线的，主干的
-
one of the main arterial routes from York. 从约克市发出的干线之一。
词源
"late Middle English： from medieval Latin