Decaborane
[化] 癸硼烷(14)
🗣️ 情景例句
When did the Roman Empire come into being?
罗马帝国是什么时候形成的？
A word spoken is an arrow let fly.
一言既出，驷马难追。
It's a good idea to hold such conferences.
召开这样的会议真是个好主意。