translation.en: And under the microscope, you can see hundreds of these brown-stained blood vessels, capillaries that are feeding cancer cells, bringing oxygen and nutrients.
translation.zh: 在显微镜下，你能看到， 成百上千的染成褐色的血管， 毛细血管在饲养这些肿瘤细胞， 给它们带来氧气和营养。