单词 jejunum 释义 ‖ jejunum Anat.|didunm|Also 6 ieiunium.[Medival application of L. jjnum, neuter of jjnus jejune a. (sc. intestinum). So F. jejunum (1541 in Hatz.-Darm.).]The second part of the small intestine, between the duodenum and ileum, the limit...