Eolithic
a. 原始石器时代的
🗣️ 情景例句
He was carrying his son on his shoulders.l
他让儿子骑在肩上。
It's only a suggestion, you don't have to take it.
这只是一个建议，你可以不听。
An advertisement which begins with the magic word FREE can rarely go wrong.
凡是用“免费”这个神奇的词开头的广告很少会失败的。