莱猪 láizhū ractopamine pork Origin Definitions Defs Strokes Stroke Words Sentences Sents 莱 萊 lái abbreviation of 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 豬 zhū noun abbreviation of 猪肉 豬肉 zhūròu pork meat from a pig