I thought being exposed to radiation is dangerous.

我认为暴露在辐射下很危险。

youdao

Because it does not use radiation, it is thought to be completely safe.

因为它不使用辐射，它被认为是完全安全的。

youdao

Light can be thought of as electromagnetic radiation.

光可以认为是电磁波的幅射。

youdao

Light can be thought of as electromagnetic radiation.

光可以认为是电磁波的幅射。

youdao