translation.en: That cash flow is used, then, to buy that big portfolio of drugs that you need, and those drugs start working their way through that approval process, and each time they go through a next phase of approval, they gain value.
translation.zh: 当有了现金以后，买进 所需的药物投资组合 然后药物就可以如期 通过测试阶段, 每一次他们抵达下一阶段 他们的价值得到提升