Paleolith
n. 旧石器
🗣️ 情景例句
What do you recommend?
有什么建议？
We had expected much lower prices.
我们希望报价再低一些。
The most wonderful piece of machinery on show was Nasmyth's steam hammer.
其中最奇妙的是内史密斯的蒸汽锤。