短语词组短语local straitness 局部狭窄straitness stricture 狭窄straitness occluding 狭窄遮挡体colon straitness 肠管狭窄straitness of lumbar vertebrae 腰椎椎管狭窄症scar straitness deformity 瘢痕狭窄畸形 返回 straitness