"infirmity" in Chinese (Simplified)
虚弱疾病（正式用语）
Definition
身体或心理上的虚弱或疾病，尤指长期持续或伴随老年出现的状况；健康状况较差的状态。
Usage Notes (Chinese (Simplified))
“Infirmity”为正式用语，多用于医学、法律或文学语境，尤指老年或长期疾病。在日常口语中很少使用，通常用“illness”描述一般疾病。
Examples
His infirmity made it hard for him to walk long distances.
他的**虚弱**让他难以长时间步行。
Many elderly people suffer from some kind of infirmity.
许多老人都受某种**虚弱**困扰。
Her infirmity did not stop her from enjoying life.
她的**虚弱**并没有阻止她享受生活。
Despite his infirmity, he traveled the world with a smile.
尽管有**虚弱**，他还是微笑着环游世界。
They built ramps to help people with infirmities access the building.
他们安装了坡道，方便有**虚弱**的人进入大楼。
Old age often brings wisdom—and sometimes a few infirmities too.
高龄常带来智慧，但有时也带来一些**虚弱**。