translation.en: And unfortunately, this late stage of cancer is the one at which it's most likely to be diagnosed, when angiogenesis is already turned on, and cancer cells are growing like wild.
translation.zh: 不幸的是， 能被诊断出的癌症， 多数是这种晚期的癌症。 这时血管已经开始增生， 癌细胞已经开始疯长。