每日口說挑戰 相對溼度並不是你所想的那樣？ (Relative Humidity Isn't What You Think It Is)

今日挑戰句子

This number is measured in percentages, and it's the amount of moisture in the air compared to how much water the air can hold.

這個數字是以百分比測量，指的是空氣中現有的水份與所能容納的水份相比。