79 protons: always gold. 59 protons: always praseodymium.

79 ：永远是黄金。 59 ：总是镨。

He found out how to use praseodymium in operations and once cured a patient.

他弄清了如何在手术中镨治疗冶愈过一病人。

Those heat-resistant bonds are also one reason that glass made with praseodymium is used in a lot of welders' and glassblowers' masks and goggles.

这些耐热键合也是镨制造的玻璃被于焊工和玻璃工的面具和护目镜的原因之一。