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1.The scientists used a dew point apparatus to measure the humidity in the room.
科学家们使用了一个露点装置来测量房间的湿度。
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2. The weather forecaster used a dew point apparatus to predict the temperature at the summit of Mount Everest.
天气预报员使用了一个露点装置来预测珠穆朗玛峰山顶的温度。
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3.The meteorologist used a dew point apparatus to monitor the air quality in the city.
气象学家使用了一个露点装置来监测城市的空气质量。