transact /trænˈzækt/ ( transacting, transacted, transacts )

• 1. 

  V-T If you transact business, you enter into a deal with someone, for example, by buying or selling something. 交易 [正式]

  例：

  This would free them to transact business across state lines.

  这会使他们自由地跨越州界进行商业交易。