radon

'reidɒn
Collins 1

英文释义

n. a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health

中文翻译

n. 氡
[化] 氡Rn

1
Collins 星级
17,806
BNC 频率
18,058
使用频率

记忆技巧

radon 是由 rad（与放射性相关）和后缀 -on（常用于表示气体）构成，理解为一种放射性气体。

例句

1. Radon can accumulate in homes and pose health risks.
氡气可以在家中聚集并带来健康风险。
2. Testing for radon is important when buying a new house.
在购买新房时，检测氡气非常重要。
3. Long-term exposure to radon may increase the risk of lung cancer.
长期接触氡气可能增加肺癌的风险。

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