1 sentence for 病根 (bìng​gēn — ailment)

1. 医生手术切除了肿瘤，彻底除去了病根。

   yī​shēng shǒu​shù qiē​chú le zhǒng​liú, chè​dǐ chú​qù le bìng​gēn.

   The doctor surgically removed the tumor, completely eliminating the root cause of the illness.

   Source: Dong Chinese Dictionary