但是，暴露在高水平放射碘下的人会得甲状腺癌。碘化钾能够阻止人体吸收放射性碘，降低癌症风险。
But people exposed to high levels of radioactive iodine can get thyroid cancer. The pills block the thyroid from absorbing radioactive iodine and reduce the cancer risk.
对于即使是很轻微的甲状腺肿大，施以放射碘治疗或其他种类的治疗，将能减少心血管疾病的死亡率；
Radioactive iodine or other treatment of even mild hyperthyroidism might help reduce cardiovascular mortality, although prospective trials are needed.
根据迄今报告的数据，放射性碘是主要污染物，而且一些食物样本中检测到的放射性物质已经超过日本规定的水平。
According to data reported so far, radioactive iodine is the main contaminant and concentrations in some food samples have been detected at levels above the Japanese regulatory limits.
反应堆释放的一种放射性物质就是碘的同位素，其会人们尤其是儿童造成严重的健康损害。
One of the radioactive materials released by reactors is radiative isotopes of iodine, which poses a serious health risk particularly to children.
她说如果人们在灾难发生后的第一时间有防毒面具可用的话，他们本可以避免吸入导致辐射病的碘131（译者注：即放射性碘）的。
She said if people had masks ready available within the first hours of the disaster, they could have avoided breathing in Iodine-131, which ultimately causes radiation sickness.
如果吸入或吞食放射性碘，放射性碘会集中于甲状腺，那么患甲状腺癌的风险就会提高。
If breathed in or swallowed, it will concentrate in the thyroid gland and increase the risk of thyroid cancer.
1946年到1958年，在马绍尔群岛北部进行了67次核试验，释放出的放射性碘造成的污染据说比1986年切尔诺贝利核灾难带来的污染严重150倍。
The 67 tests conducted in the northern Marshalls between 1946 and 1958 released radioactive iodine said to be 150 times worse than the contamination from the nuclear disaster at Chernobyl in 1986.
食品中的放射性碘直接引起人们的关注，但是它的半衰期相对较短并将在短时间内自然衰变。
Radioactive iodine in food is of immediate concern, but it has a relatively short half-life and will naturally decay over a short time frame.
当燃料棒温度上升时，它们表面的锆会破裂开来，在内部释放出气态的放射性碘，也许甚至会导致铀熔化并释放出更多的放射性物质。
As the rods heat up, their zirconium cladding can rupture, which releases gaseous radioactive iodine inside, and may even cause the uranium to melt and release much more radioactive material.
然而，在此之前有渔民在核电站向南大约70千米的地方捕到了含放射性碘元素和铯元素超标的一种叫做玉筋鱼的沙鳗鱼。
But that was not before fishermen about 70km south of the plant had caught tiny sand-eels, known as konago, with larger than normal traces of radioactive iodine and caesium.
食品监测的初步结果表明，放射性碘的浓度已经超出日本规定的限度。
Some of the initial food monitoring results show radioactive iodine detected in concentrations above the Japanese regulatory limits.
然后过热燃料棒释放出某些气态易挥发放射性元素，比如铯、碘、锶和碲。
Overheating fuel rods then discharge gaseous forms of certain volatile radioactive elements, including cesium, iodine, strontium and tellurium.
只因为人们觉得食盐里的碘能中和放射性云烟的危害。
Why? Because people thought the iodine in the salt could counteract a radioactive haze.
在日本报道的放射性物质泄漏中，最令人担忧的主要是放射性碘和铯。
The big worries on the reported releases of radioactive material in Japan center on radioactive iodine and cesium.
据说事实上还是有一小部分的放射性碘泄露了。
What was termed a small amount of radioactive iodine had, indeed, been released.
这些正常的碘会让甲状腺碘元素饱和从而不再吸收那些放射性的碘元素。
These saturate the thyroid with safe iodine and stop it taking up the radioactive kind.
当地膳食一般缺乏碘，从而更多的放射性碘积存在甲状腺中而进一步加剧了上述情况。
This was further exacerbated by a general iodine deficiency in the local diet causing more of the radioactive iodine to be accumulated in the thyroid.
福岛市也已在饮用水中发现了碘、铯- 135和铯- 137等放射性物质。
Also in Fukushima City, radioactive elements, including iodine, cesium-135 and cesium-137, were found in drinking water.
据日本国家广播公司NHK报道，福岛县1149名儿童中有半数在甲状腺中检测出放射性碘。
According to a report by the Japanese national broadcaster, NHK, around half of 1149 children tested in Fukushima prefecture have radioactive iodine in their thyroid glands.
放射性碘的半衰期为八天，几周内自然衰变。
Radioactive iodine has a half-life of eight days and decays naturally within weeks.
摄入碘化钾是防止放射性碘在甲状腺中积累的常用办法。
The ingestion of potassium iodide is an established method to prevent the accumulation of radioactive iodine in the thyroid.
摄入碘化钾是防止放射性碘在甲状腺中积累的常用办法。
The ingestion of potassium iodide is an established method to prevent the accumulation of radioactive iodine in the thyroid.
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