All those things have to happen in an orderly fashion, in enough quantity in order for a particular cell to make a protein.

所有的步骤必须按部就班,保质保量地进行,让一个特定的细胞合成特定的蛋白质

耶鲁公开课 - 生物医学工程探索课程节选

The problem is you've got to make hundreds of millions of doses sometimes in order to have an effect on progress of the disease.

问题是有时候你不得不去制造几亿支疫苗,以便在疾病进展时发挥作用

耶鲁公开课 - 生物医学工程探索课程节选