Thallocenium
二茂铊(阳离子)
🗣️ 情景例句
If you want to go sightseeing, a ferry trip is usually pretty cheap.
如果你想观光，坐船通常是比较便宜的。
Is there a subway station nearby?
这附近有没有地铁车站？
After making a short test flight at 4,15 a.m.,
布莱里奥凌晨4点15分作了一次短距离试飞，