Langbeinite
n. [化] 无水钾镁矾
🗣️ 情景例句
Don't open the door if you don't know who it is.
如果有陌生人敲门不要开门。
To have a shoeshine
给...擦皮鞋
All the thing I had packed so carefully were soon in a dreadful mess.
所有细心包装好的东西一会儿工夫就乱成一团。