Although 40 K (or -233 degrees Celsius) may sound rather low, it was nearly double the record for compounds made of metals (about 23 K for niobium-based alloys, which are widely used in research and industry).

• 不过为了某些冠冕堂皇的理由，数十年来它们一直被冷落在实验室的柜子里，不曾有人预见它的无穷潜力。