Kalistrontite
n. [矿]硫酸锶钾
🗣️ 情景例句
No, I'm not kidding.
不， 我不是说笑。
I don't know what to do with you.
真拿你没办法。
Experts believe that there are about 40,000 different types of job in the world. Choosing the right one is a difficult job in itself.
专家们认为世界上大约有4万个不同种类的工作。要从中选择一个适合自己的工作是很困难的。