Profoundness
n. 深刻；深奥
✅ 同义词
🗣️ 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。
Big deal!
有什么了不起？
decided to take some presents to a children's hospital.
盖茨决定送些礼物给儿童医院。