transact
v.
1580s, back-formation from transaction, or else from Latin transactus, past participle of transigere "to drive through, accomplish, bring to an end, settle." Related: Transacted; transacting.
〔李〕[trans-=across穿过；act=to drive驱使⇒“to drive or carry across使通过”→] v.carry on；manage执行；办理
〔李〕[trans-=across or through穿过；act=to drive驱使→“to drive through使通过”→] v. carry on;manage执行，办理