Equid
n. 马科动物(包括马,驴等)
🗣️ 情景例句
What are you working on?
你在干什么？
Let's take a vote.
我们来表决吧！
and so the tools of long ago have remained when even the bones of the men who made them have disappeared without trace.
因此，尽管制造这些工具的人的骨头早已荡然无存，但远古时代的石头工具却保存了下来。