否认,反驳 gainsay v.否认 | negate v.取消,否认 | controvert v.反驳,驳斥 | rebuttal n.反驳,反证 refute v.驳斥 | retort v.反驳 | nonsuit n 驳回(诉讼) | counterargument n 驳论; 抗辩 还有deny disprove contradict