Langbeinite
n. [化] 无水钾镁矾
🗣️ 情景例句
Where is the best spot in town to hang out at?
城里出去玩儿最好的地方在哪儿？
Reckless youth makes rueful age.
虚度青春，悔恨无已。
Modern industry is based on the conception of the maximum production at lowest cost,
以最低成本获取最多产品，