The earnings is a measure of the value of the company and typically they've been valued at something like fifteen times earnings.

收益是对公司价值的衡量,一般是以,15乘以收益的形式体现的

耶鲁公开课 - 金融市场课程节选

You want to give it to people in different communities, to make sure that it works in all the subpopulations where the vaccine's potentially valuable.

研究者希望将疫苗分接种于不同人群,以确保疫苗适用于所有人,这样才能体现疫苗的价值

耶鲁公开课 - 生物医学工程探索课程节选