资料来源 : pyDict

同床人;同事

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

Bedfellow \Bed"fel`low\, n.
   One who lies with another in the same bed; a person who
   shares one's couch.

资料来源 : WordNet®

bedfellow
     n 1: a temporary associate; "politics makes strange bedfellows"
     2: a person with whom you share a bed