insulin
/ˈɪnsjulɪn; ?@ -səl-; `ɪnsəlɪn/ n[U]
substance (a hormone) produced in the pancreas, controlling the absorption of sugar by the body 胰岛素
[attrib 作定语]
People suffering from diabetes have to have insulin injections, because they cannot produce their own. 患糖尿病的人需注射胰岛素, 因为病人本身不能分泌胰岛素.