来自 radiate,放射，辐射。

1. The radiation can damage microprocessors and computer memories, causing them to malfunction.

辐射会损坏微处理器和电脑内存，使之失灵。

2. The material can absorb outward-going radiation from the Earth.

该物质可以吸收地球向外辐射的能量。

3. Possibly we are accustomed, biologically speaking, to this background radiation.

从生物机理上说，我们可能已经习惯了这种本底辐射。

4. The star grew 30% brighter and threw off huge amounts of radiation.

那颗星的亮度增加了30%并释放出大量辐射。

5. Their cancers are not so clearly tied to radiation exposure.

他们的癌症是否和接触放射线有关还不太清楚。