upper respiratory tract

例句：

1. 1. Thedoctor diagnosed her with a severe case ofpneumonia.
   医生诊断她患有严重的肺炎。
2. 2. The patient was taken to thehospital for further treatment.
   病人被送往医院接受进一步治疗。
3. 3. The study found that smokingcan cause damage to the upper respiratorytract.
   研究发现吸烟会损害上呼吸道。