Concreteness
具体性
✅ 同义词
🗣️ 情景例句
Sorry, I couldn't help overhearing, did you mention something about...
对不起，我无意中听到你们的谈话，你们是不是提到...
What's done can't be undone.
无可挽回。 泼水难收？
Certainly!said her mother.
“当然可以！”她妈妈说。