资料来源 : pyDict

同一方的人互相出王牌

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

Crossruff \Cross"ruff`\ (-r?f`), n. (Whist)
   The play in whist where partners trump each a different suit,
   and lead to each other for that purpose; -- called also
   {seesaw}.

资料来源 : WordNet®

crossruff
     v : trump alternately in two hands