We could only get a good look at the structure of the gears after gamma-rays were used to see inside, very similar to the way X-rays are used to see your bones.

我们只有在用伽玛射线观察内部之后才能很好地了解齿轮的结构，这和用X 射线看你的骨头非常相似。

youdao

We could only get a good look at the structure of the gears after gamma-rays were used to see inside, very similar to the way X-rays are used to see your bones.

我们只有在用伽玛射线观察内部之后才能很好地了解齿轮的结构，这和用X 射线看你的骨头非常相似。

youdao