Sigmatron
高能 X 射线仪, [核]西格马加速器
🗣️ 情景例句
What?
什么办法？
A hot bath makes all the difference in the morning.
上午洗个热水澡能让人精神振奋。
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。