Mesolithic
n. 中石器时代(旧石器时代与新石器时代之间的时代)
🗣️ 情景例句
while you're at work.
在你工作的时候。
For one thing,I've got to drop by the bank to get some money.
首先，我得去银行取一些钱。
Macaroni has been grown in this area for over six hundred years.
通心粉在这个地区已经种植了600多年了。