国际肿瘤研究机构 guójìzhǒngliúyánjiūjīgòu IARC Origin Definitions Defs Strokes Stroke Words Sentences Sents 国际 國際 guójì adjectivenoun international relating to or involving two or more nations; shared by the world community肿瘤 腫瘤 zhǒngliú noun tumor tumor; an abnormal growth of tissue that can be benign or malignant研究机构 研究機構 yánjiūjīgòu research institution research organization or institute