excrescence, protuberance, growth, tumor ☊ 
肿瘤 → ☊ like: khối u → →
der Tumor ☊ 
khối u ☊ 
☊ The tumour had not spread to other areas of the body. ☊ area ☊
She died of a brain tumour. ☊ brain ☊
She could feel a lump in her breast. ☊ can ☊
This sauce has lumps in it. ☊ lump ☊
operation (on sb/sth) (to do sth): an operation on her lung to remove a tumour ☊ operation ☊
the removal of a tumour ☊ removal ☊
remove sth: She has had the tumour removed. ☊ remove ☊