Prelithic
a. (人类进化中)石器使用前的
🗣️ 情景例句
I've been studying all day, and I'm sick and tired of it.
我学了一天，现在感到厌倦。
Talk of the devil, and he is sure to appear.
说鬼鬼到。
Don't forget to keep in touch.
别忘了保持联系。