disease progression

例句：

1. 1. The patient's condition was progressively worsening.
   患者的病情逐渐恶化。
2. 2.The researcher found that the disease progression is closely related to the environment.
   研究者发现，疾病的进展与环境密切相关。
3. 3.The doctor advised him to take more care of his health and prevent disease progression.
   医生建议他更加注意自己的健康，防止疾病恶化。