Phosphorroesslerite
重磷镁石
🗣️ 情景例句
My professor will grade this exam on a curve.
我的教授用曲线系统打分。
The packing must be strong enough to withstand rough handing.
包装必须很坚固，能承受野蛮装卸。
The purpose of my coming here is to inquire about possibilities of establishing trade relations with your company.
我此行的目的正是想探询与贵公司建立贸易关系的可能性。