Indoor Radon的用法和樣例：
例句
- The approaches to control rodon indoor and the significance of protecting human health were presented.
闡述了室內氡的控制措施及保護人類健康的意義。 - The usual way to model indoor radon concentrations is to assume lognormal distributions of concentrations on a given territory.
模式化室內氡氣濃度時常假設，其於一定範圍內為對數常態分佈。
