病根的英语翻译

“病根”对应的英文单词有：an old complaint、the lingering effect of a chronic disease、an incompletely cured illness、cause of disease ，一共4个，具体意思及用法如下：

an old complaint病根

the lingering effect of a chronic disease病根

an incompletely cured illness病根

cause of disease病因；病根；病原