trans·act /trænˈzækt, træn(t)ˈsækt/
  (vt.)辦理,處理,執行(vi.)作交易,談判
  Trans·act v. t. [imp. & p. p. Transacted; p. pr. & vb. n. Transacting.]  To carry through; to do; perform; to manage; as, to transact commercial business; to transact business by an agent.
  Trans·act, v. i. To conduct matters; to manage affairs. [R.]
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  transact
       v : conduct business; "transact with foreign governments"