[tong1 shang1] /having trading relations (of nations or regions)/
  [tong1 shang1] /Handel treiben mit, Handelsbeziehungen unterhalten mit (u.E.) (Pol)/
  [tong1 shang1] /(avoir) des relations commerciales avec/commerce extérieur/commerce international/
 [つうしょう] /(n,vs) commerce/trade/(P)/EntL1433240X/
Visszatérés a(z) „通商” laphoz.