| 释义 | 
		nic·o·tin·uric acid \|nikəˌtē|nyu̇rik-\ noun Etymology: International Scientific Vocabulary nicotinuric, from nicotin- + -uric  : a crystalline acid NC5H4CONHCH2COOH found in the urine of some animals as a product of the metabolism of nicotinic acid; N-nicotinoyl-glycine |