Why can penguins live in cold environment?
为什么企鹅能生活在寒冷的环境中？
Or cold environment, acidic or alkaline environment.
或者高寒环境，酸性或者碱性环境等。
In this cold, dark environment, very little food is available.
在这样寒冷、黑暗的环境中，食物是极其缺乏的。
The safety environment of the world has changed greatly after the Cold War.
冷战结束后，国际安全环境发生了重大变化。
Especially applicable for the environment in high temperature, cold weather, high humidity areas.
尤其适用于检测现场环境恶劣的高温天气、寒冷季节，湿度较大地区。
Especially applicable for the environment in high temperature, cold weather, high humidity areas.
尤其适用于检测现场环境恶劣的高温天气、寒冷季节，湿度较大地区。
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