基本解释[医药科学]先天性十二指肠梗阻英汉例句双语例句Objective To study the causes, diagnosis and treatment of congenital duodenal obstruction (CDO).目的分析十二指肠梗阻原因及诊断治疗要点。专业释义医药科学先天性十二指肠梗阻