食管炎可能引起贫血.Anemia may result from esophagitis.由食管炎引起的胃灼热,其部位发生于胸骨下.The heartburn associated oesophagitis is substernal in location.目的: 探讨反流性食管炎 ( RE ) 患者的食管动力学方面的改变.Objective : To study the esophageal dynamics in patients...
Drivers must be on the alert for traffic signals.驾驶员必须密切注意交通信号.They were constantly on the alert not to be taken by surprise.他们一直处于常备不懈状态以防突然袭击.Hearing this, I was instantly on the alert.我一听这话, 当下就警惕起来....