Karstenite
硬石膏
🗣️ 情景例句
By arranging with the public schools
首先， 从公立学校开始
Many people were against the new freeway.
许多人反对新的高速公路。
Primarily, the banker-customer relationship is that of debtor and creditor----
银行与储户的关系主要是债务人和债权人的关系。