| 释义 |
十二指肠shí'èrzhǐcháng小肠的第一段,较粗,约有十二个横排着的指头那么长,上接胃,下接空肠。胰腺和胆囊的开口都在这里。{duodenum; first segment of the small intestine, which is thick and as long as 12 fingers placed in a row, connected with the stomach above and the jejunum below, where the openings of pancreas and gall bladder lie} |