I have to learn how to live in difficult environments.

我必须学习如何在艰苦的环境下生活。

youdao

The control system of a blast furnace is complicated and operates under difficult environments.

高炉控制系统复杂，工作条件较差。

youdao

This proves to be really difficult in the real world because in the real world it's hard to pull apart genes and environments So, you and me will have different personalities ? Why?

这在现实中是很难区分的,因为现实中很难,把基因和环境分开来讲,你和我有不同的性格,为什么？

耶鲁公开课 - 心理学导论课程节选

They are used by the U.S. military in the most exacting of circumstances, by local and state police forces throughout the nation, and by enterprise users operating in difficult environments .

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My Surround mode delivers surround sound to even the most difficult installation environments where walls may not be present or are covered with unsuitable materials.

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Instead you are presented with a deep weapon and gear upgrade system that Lara will have to strategically employ to overcome increasingly difficult enemies and environments, all with a unique Survival Action twist.

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