The temperature is how hot or cold something is.
温度是形容某个物体多热或多冷的。
We use a thermometer to measure the temperature of something.
我们用温度计来测量某个物体的温度。
Temperature is usually measured in degrees.
温度经常用degree来度量。
The ° symbol after a number means degrees.
数字后加个°就是degree
30° = thirty degrees
There are two main systems used for measuring temperature:
主要有两种表示温度的系统
°F = degrees Fahrenheit (used in United States) 华氏温度（用于美国）
°C = degrees Celsius (used in the rest of the world) 摄氏温度 （用于世界上的其它国家）
When talking about the temperature we normally use:
当我们讨论温度时，我们一般用：
It + is/was/will be + 形容词
It is chilly today.
It was warm yesterday.
It will be cold tomorrow.
The temperatures given are only an approximation to give you an idea of when to use them.
下面给出的温度只是给你一个怎么使用的概念。
28°C (or more) - Hot 热
15 to 28°C - Warm 温暖
10 to 15°C - Cool 凉爽
5 to 10°C - Chilly 有点冷
0 to 5°C - Cold 冷
0°C (or less) - Freezing 冰冻
Remember, what is hot in one country may only be considered warm in another.
记住，在一个国家的热可能在其它国家被认为是温暖。
What may be chilly in one country may be freezing in another.
而在一个国家的有点冷在另一个国家可能是冰冻。
The following words refer to being MORE than hot and are used for temperatures over 30°C.
下面这些词是指比hot的程度更热, 并且经常用于30°C以上的温度。
Boiling: very hot, often used in negative contexts 非常热，经常用于贬义。
Humid: hot and damp. It makes you sweat a lot 热且湿。会让你流很多汗。
Muggy: warm and damp in an unpleasant way 令人不愉快地温暖且湿
Scorching: very hot, often used in positive contexts 非常热，经常用于褒义。
Stifling: hot and you can hardly breath 热，且难以呼吸。
Sweltering: hot and uncomfortable 热且不舒服。
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