幹線かんせん Common Noun Noun English jmdict 1 noun (common) (futsuumeishi)nouns which may take the genitive case particle 'no' main line;trunk line
幹線道かんせんどう Noun English jmdict 1 noun (common) (futsuumeishi) main road;main thoroughfare;arterial road See also: 幹線道路 (かんせんどうろ)