translation.en: And so, as a consequence, a few years later, another scientist -- perhaps maybe this scientist not quite as brilliant as the one who had preceded him, but building on the invention of the first one -- came up with a second cure.
translation.zh: 所以几年后， 另一个科学家 — 他可能没有像第一个科学家那么聪明， 但是他在第一个发明的基础上作了创新 — 得出了第二个解决办法。