主要依靠B超检查判定胆囊的病变情况.Rely mainly on B - ultrasonography to determine gallbladder lesions.目的提高对胆囊切除术后残余胆囊的认识,做出正确诊断和治疗.Objective To improve the diagnosis and treatment of residual gallbladder disease after cholecystectomy....
Uncertainty is a discouragement to investment.不确定性令投资者裹足不前。He persevered despite discouragement from those around him.尽管周围一片劝阻声，他还是锲而不舍。an atmosphere of discouragement and despair灰心绝望的气氛...