A: The air is humid. Oh, look at the thermometer. It's 30℃ now.

B: Only 30? Then the temperature isn't as high as it was yesterday. It went up to 32℃ yesterday, but it was not so uncomfortable. I wonder why.

A: I suppose the humidity is higher today. Look at the sweat on my forehead.

B: On such a day an hour's nap will do us a great deal of good.

Celsius/Centigrade (摄氏) Fahrenheit (华氏)

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