(pos:名詞)<explanation>yue:惡性#腫瘤；當腫瘤破開#基底膜 之後，就會有#擴散 嘅風險，而所有有擴散風險嘅腫瘤都可以稱為癌eng:cancer; malignant neoplasm<eg>yue:#乳癌 (jyu5 ngaam4)eng:breast cancer<eg>yue:#癌症 (ngaam4 zing3)eng:cancer<eg>yue:癌細胞 (ngaam4 sai3 baau1)eng:cancer cell