All of the chemists we just mentioned: Charles, Avogadro and Boyle (or more properly Towneley and Power), figured out their contribution to the Ideal Gas Law experimentally.

查尔斯、阿伏伽德罗、波义耳——更正确的该说唐利和鲍尔，通过实验对理想气体定律做出了贡献。