infection of biliary tract

例句：

1. 1. He contracted the flu and developed an infection of his lungs.
   他感染了流感，肺部出现了感染。
2. 2.The doctor prescribed antibiotics to treat her infection.
   医生开了抗生素来治疗她的感染。
3. 3.The patient was given anti-viral medication to prevent further infections.
   患者被给予抗病毒药物以防止进一步感染。