Calcareousness
n. 石灰, 含钙
🗣️ 情景例句
Remember to lock your door and windows when you leave the house.
出门前记得锁好门窗。
He has a headache and needs aspirin.
他头痛，需要阿斯匹林。
No one knows how long it will last.
谁也不知道会持续多久。