antiaggregantWiktionary 原文构词拆分anti-前缀Against, opposed to. · Counteracting, neutralizing.+aggregant词根/词干词源说明From anti- + aggregant.释义（英文）形容词 Adjective(medicine) That prevents the aggregation of platelets; antiplatelet.名词 Noun(medicine) Any drug that prevents the aggregation of platelets.