名词
中文翻译：常数
同义词：
['constant', 'fixed', 'constant value']
例句：
-
1. The temperature is a constant in the weather forecast.
温度是天气预报中的常数。
-
2. The volume of the gas is a constant that does not change with changes in pressure.
气体的体积是一个常数，不随压力变化而变化。
-
3. The speed of light is a constant in physics, meaning it always travels at the same speed regardless of distance or time.
光速在物理学中是一个常数，意味着无论距离或时间如何，它总是以相同的速度传播。