radiation radioactive的意思|示意

In Oslo, callers were on the phone to the State Institute for Radiation Hygiene afternews reports told of an invisible radioactive cloud over the most denselypopulated part of Norway.

在奥斯陆（译注：挪威首都），新闻中播报了放射云正在挪威人口最稠密地区上空的消息以后，挪威辐射卫生研究所的电话被打爆了。

In recent years, a number of leaks of radioactive water have stoked environmentalist ire, though local residents were not exposed to dangerous doses of radiation.

最近几年，好几次核辐射水漏洞事件激怒了许多环保人士，虽然当地居民并没有受到辐射的危险。

They do not protect against external radiation, or against any other radioactive substances besides radioactive iodine.

他们不能阻止外部的辐射、或是任何其他辐射形式。

The radiation comes from space (cosmic rays) as well as natural radioactive materials found in the soil, water and air.

辐射来自于外层空间（宇宙射线），以及在土壤，水和空气中的天然放射性物质。

Radioactive materials — if handled improperly — or radiation accidentally released into the environment, can be dangerous because of the harmful effects of certain types of radiation on the body.

如果由于处理不当导致核物质或辐射不慎泄漏到环境中，将会非常危险，因为有些辐射对人体会造成有害影响。

This week the discovery of large pools of highly radioactive water and raised levels of radiation in seawater near the plant has shown how far the authorities really are from regaining control.

本周发现的大量高放射性水以及核电站附近水域中升高的辐射水平都显示了：对于重新控制局势当局还有很长的路要走。