Undefinable
a. 不能下定义的, 不确定的
✅ 同义词
🗣️ 情景例句
She is at the top of her class.
她在班里名列前茅。
Out of sight, out of mind.
久违情疏。眼不见，心不烦？
We'll find someone else for you.
我们会为你另找一家。