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

Cross-examiner \Cross"-ex*am"in*er\ (-?r), n.
   One who cross-examines or conducts a crosse-examination.

资料来源 : WordNet®

cross-examiner
     n : someone who questions a witness carefully (especially about
         testimony given earlier) [syn: {cross-questioner}]