Radial wall
[医] 径向壁
🧩 词语组成解析
🗣️ 情景例句
What's the difference between A and B?
A和B有什么不同？
Can you make it?
你能来吗？
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。