Kalistrontite
n. [矿]硫酸锶钾
🗣️ 情景例句
When I came here,
当我初到这，
Because I know many of my colleagues who work harder even with a greater dedication than I do.
因为我有很多的同事工作得更努力，做出一贡献更大。
Is the price the same?
价钱一样吗？