Orixine
[化] 和常山碱
🗣️ 情景例句
She found us.
跑到我们那里去的。
What do you do at work?
你上班干些什么？
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。