Invalidness
n. invalid的变形
🗣️ 情景例句
You can't expect to learn a foreign language in a week.
别指望一个星期就能学会一门外语。
Whatever happens, don't go back.
不管什么事情发生，你都不要回来。
but, so far, the archaeologists have been unable to discover her identity.
不过，考古工作者至今未能确定这位女神的身份。