contrastn.对比；差别；对照物v.对比；成对照n.[计算机] 反差contrastive topic对比话题contrast of index指标对比contrastive focus对比中心contrasting tests对比试验contrastimulation抗兴奋疗法,抗刺激法contrast analysis对照分析contrast emulsion反转乳剂contrast-medium对比剂contrast medicine对比剂contrast illusion对比错觉