Muonium
n. [核]μ子素
🗣️ 情景例句
What did I do with them?
我把它们放在哪儿了？
Please go over it and see if everything is in order.
请过目一下，看看是否一切妥当。
Many firms, for instance, have great difficulty in obtaining technical or scientific books from libraries
比如，很多公司向图书馆借阅科技书籍时感到很困难，