Didymium
n. [化]钕镨混合物
🗣️ 情景例句
No one knows for certain what happened, but it's a fair bet that it was not an accident.
没有人知道究竟发生了什么，但几乎可以肯定这并非意外。
No. I live in my own house.
不，我住在自己的房子里。
I borrowed his copy of the timetable.
于是我借他本人的列车时刻表，