Invalidness
n. invalid的变形
🗣️ 情景例句
Could you have a taxi waiting for me, please?
能否叫辆出租车等我？
Parents usually put a small red paper packet under their child's pillow.
父母常常会在孩子枕头下放一个小红包。
How often do you write?
你们隔多久写信？