单词	duodenum
释义	duodenumduodenum /ˌduəˈdinəm, duˈɑdn-əm/ noun [countable] Etymology ETYMOLOGYduodenum Origin: 1300-1400 Medieval Latin Latin duodeni 12 each (because it is 12 finger-widths long) science, biology the beginning part of your small intestine, below your stomach [Origin: 1300–1400 Medieval Latin, Latin duodeni 12 each (because it is 12 finger-widths long)]—duodenal /ˌduəˈdinl, duˈɑdnəl/ adjective
随便看	medical certificate medical examiner medically medical school medical student medicament Medicare medicate medicated medication medicinal medicinally medicine medicine chest medicine man medicine woman Medici, the medieval medina mediocre mediocrity meditate meditation meditative meditatively

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