化学家们对他们在放射体中发现的元素同样感到惊奇：这些元素经历了原子结构变异，而原子结构一直被认为是不可变的。

Chemists had no less astonishment as they recognized in these radioactive bodies, elements which had undergone modifications of the atomic structure which had been thought unalterable.

youdao

因为目标表面是一个大的，非常复杂的放射体，你需要处理它上面的每一个面，例如在那些uv投影反转的地方，会使图像凹进去而不是凸起来。

Since the target surface is one big, very complex projector you should treat every face on it as if it where an inverse UV projector, sucking up the image instead of projecting it.

youdao

对他的治疗是把手术、放射和药物治疗结合为一体。

His treatment was a combination of surgery, radiation and drugs.

《牛津词典》