资料来源 : pyDict

直肠的

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

Rectal \Rec"tal\ (r?k"tal), a. (Anat.)
   Of or pertaining to the rectum; in the region of the rectum.

资料来源 : WordNet®

rectal
     adj : of or involving the rectum; "rectal cancer"