bismuth subsalicylateWiktionary 原文英美/ˌbɪz.məθ ˌsʌb.səˈlɪs.ɪˌleɪt/释义名词noun1(pharmacology) An antacid medication C7H5BiO4 (trademark Pepto-Bismol) taken orally to relieve diarrhea, nausea, and indigestion.