良性肿瘤 liángxìngzhǒngliú benign tumor Definitions Defs Origin Strokes Stroke Words Sentences Sents 良性 liángxìng benign (of a tumor or medical condition) not harmful in effect; non-malignant肿瘤 腫瘤 zhǒngliú noun tumor tumor; an abnormal growth of tissue that can be benign or malignant