[速览]3 ．Alveolar Abscess牙槽脓肿

病人：医生，我牙龈上长了个包，有一个坏牙可能需要拔掉。Doctor：First，I ’ ll give you an injection of anaesthetic ． Have you had anaesthetics before？But it ’ ll prevent your feeling any pain during the operation ． Now the pus has been let out ． Please rinse your mouth ． A drain has be ......