资料来源 : pyDict

处理者,办理人,做交易的人

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Transactor \Trans*act"or\, n. [L.]
   One who transacts, performs, or conducts any business.
   --Derham.

资料来源 : WordNet®

transactor
     n : someone who conducts or carries on business or negotiations