直形胆管造影套管straight: adj. 1.直,一直线的 (opp. crooked, ...cannula: n. (pl. -lae ,cannula) 【医学】套 ...cholangiography cannula: 胆管造影插管t-cannula cholangiography cannula: t形套管式胆管造影套管curved cholangiography cannula: 弯形胆管造影套管下载手机词典可随时随地查词查翻译