n.苛评；非难；限制；[医]狭窄
If stricture develops, bouginage will be needed. 若狭窄发生，则需用探条扩张术。
If countercurrent is long-standing, esophagus will form scar and stricture finally. 若反流长期存在，食管最终将会形成瘢痕和狭窄。
adj.狭窄的
