通天tōngtiān 1.上通于天,形容极大、极高{exceedingly high or great}: 罪恶～{be guilty of monstrous crimes}|～的本事。{exceptional ability; super-human skill} 2.指能直接同最高层的领导人取得联系{have direct access to the highest authorities}: ～人物。{person with direct access to the highest authorities}t