资料来源 : pyDict

契约者

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

Promisor \Prom"is*or\, n. (Law)
   One who engages or undertakes; a promiser. --Burrill.

资料来源 : WordNet®

promisor
     n : a person who makes a promise [syn: {promiser}]