Well it was more than a hundred years before we'd figure out the answer to those questions, with the help of a Frenchman Jacques Charles and our old, Italian house-elf friend Amedeo Avogadro.

在100多年前我们就弄清了这些问题的答案，功劳是法国人 雅克·查尔斯，以及“意大利小精灵”阿莫迪欧·阿伏伽德罗。