abbr.注册护士，(英国)皇家海军

The Rn symbol represents the noble gas Radon.
其中文释义是："Rn符号代表稀有气体氡。"
Radon is the heaviest naturally occurring element in the 8th group of the periodic table, represented by Rn.
这句的意思是："氡是周期表第8组中自然存在的最重元素，用Rn表示。"
In chemistry, Rn is used to denote the atomic number for Radon, which is 86."
在化学中，Rn用来指代氡的原子序数，它是86。
Radon gas decays into other elements through a radioactive process, releasing alpha particles labeled as Rn-222."
氡气通过放射性衰变过程转化为其他元素，释放出被称为Rn-222的阿尔法粒子。
The primary source of indoor radon is usually from the decay of Rn-222 in the soil and rocks beneath the house foundation.
室内氡的主要来源通常是来自地基下方土壤和岩石中Rn-222的衰变。
Long-term exposure to high levels of Rn can lead to lung cancer, highlighting its health risks.
长期接触高浓度的氡可能导致肺癌，显示出其健康风险。
Monitoring the presence of Rn in buildings is essential for ensuring a safe living environment.
监测建筑物中的氡含量对保证居住环境安全至关重要。
Research on Rn involves understanding its behavior, properties, and potential applications in various fields, like nuclear energy.
对Rn的研究包括理解其行为、性质以及在核能等领域可能的应用。
Environmental scientists use gas chromatography to measure the concentration of Rn in air samples.
环境科学家使用气相色谱法测量空气样本中的氡浓度。
Efforts are being made to develop methods for mitigating Rn exposure, especially in homes and workplaces.
正在努力开发减少氡暴露的方法，特别是在家庭和工作场所。