It's been impossible to unlock the potential of the translational machinery for making plastics, materials and drugs for two reasons.

由于两个原因，不可能释放制造塑料、材料和药物的转化机制的潜力。

Now, proteins are amazing, but they're just one example from a vast class of molecules known as polymers, which includes plastics, materials and drugs.

现在，蛋白质是惊人的， 但它们只是被称为聚合物的一大类分子中的一个例子，其中包括塑料、材料和药物。