Pionium
n. [核]π介子素(由一个π介子和一个μ子组成的短命的准原子)
🗣️ 情景例句
You haven't been around much lately.
最近你在家的时候不多。
A woman's work is never at an end.
妇女的活计做不完。
These peculiar forms not only seemed designed to shock people emotionally, but to give them electric shocks as well!
好像设计这些奇形怪状的展品不仅是为了给人感情上的强烈刺激，而且还想给人以电击似的！