资料来源 : pyDict

课於自身的,自愿接受的

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

Self-imposed \Self`-im*posed"\, a.
   Voluntarily taken on one's self; as, self-imposed tasks.

资料来源 : WordNet®

self-imposed
     adj : voluntarily assumed or endured; "self-imposed exile"