temperature and humidity

Things such as nostril size vary with temperature and humidity in ways that suggest evolution is at work.

鼻孔大小等因素随着温度和湿度的变化而变化，这种事表明进化在起作用。

Maintaining this environment is very costly, and recent research shows that even old oil paint is unaffected by wide fluctuations in temperature and humidity.

维护这样的环境是非常昂贵的，而且最近的研究表明，即使是旧的油画也不会受到温度和湿度大波动的影响。

Museums that house Renaissance oil paintings typically store them in environments that are carefully kept within narrow margins of temperature and humidity to inhibit any deterioration.

收藏文艺复兴时期油画的博物馆通常将它们保存在严格控制温度和湿度的环境中，以防止老化。