萊克多巴胺豬肉 láikèduōbā'ānzhūròu ractopamine pork Origin Definitions Defs Strokes Stroke Words Sentences Sents 莱克多巴胺 萊克多巴胺 láikèduōbā'àn ractopamine (loanword) ractopamine, an animal feed additive used to promote leanness; a chemical compound in organic chemistry猪肉 豬肉 zhūròu noun pork meat from a pig