1. Humidity means the amount of moisture in the air.
    湿度指空气中水汽的含量。

2. Suppose every sensor gives perfectly accurate readings of temperature, pressure, humidity, and any other quantity a meteorologist would want.
    再假定每个传感器都极极端准确地读出了温度、气压、温度和气象学家需要的任何其他数据。