tubercle or gall of olive

例句：

1. 1. The doctor found a tuberculosis in his lungs.
   医生在他的肺部发现了一个结核病。
2. 2. Thepatient had to undergo surgeryto remove the tuberculosis.
   病人不得不接受手术来切除结核。
3. 3. Tuberculosis is aserious disease that can be prevented with properhygiene.
   结核是一种严重的疾病，通过良好的卫生习惯可以预防。