Eolithic
a. 原始石器時代的
??? 情景例句
Sorry. I have a meeting right now.
抱歉，我馬上有個會議要開。
In my opinion, the product must be priced under $ 300.
就我的意見來說，產品價格必須訂在300美元以下。
Yes, they fit very well.
不錯，都很合身。