| ประโยคภาษาจีน : 中文句子 | 
|---|
|  suí zhe随着  bìng chéng病程  jìn zhǎn进展  huàn zhě患者  de的  chuán rǎn xìng传染性  yù jiā愈加  qiáng liè强烈  zài在  jí bìng疾病  de的  yán zhòng严重  qī期  chuán rǎn xìng传染性  zuì dà最大 | 
| Patients become increasingly infectious as their illness progresses, and are most infectious during the phase of severe illness. |