灾祸四伏。

Disaster threatens on every side.

《牛津词典》

该市长是否会让这座城市的危机四伏的医疗体系就此崩溃呢？

Will the mayor let the city's desperate health care system implode?

《柯林斯英汉双解大词典》

现在，生物学家们已经进入了这个危机四伏的局面，他们中的一些人已经发现男性和女性的大脑确实存在差异。

Now the biologists have moved into this minefield, and some of them have found that there are real differences between the brains of men and women.

youdao

Our immune system's function is to keep us healthy in the face of an environment where there are lots of things that could potentially harm us.

我们免疫系统的功能就是保持自身健康,在面对危机四伏的环境时,使我们免受伤害

耶鲁公开课 - 生物医学工程探索课程节选

But it's safe and there's no need to feel unsafe.

但是这里很安全，没必要感到危机四伏。

对纽约的印象 - SpeakingMax英语口语达人

The reason for that I think is that the early times in which these civilizations arose saw all kinds of dangers coming, and the most--the swiftest, the least suspected, the one that could come upon you overnight came from the sea.

在我看来原因是,在这些文明所诞生的早期世界危机四伏,而来的最迅速,最难以预测,最可能,一夜之间骤然降临的灾难,正来自于海上

耶鲁公开课 - 古希腊历史简介课程节选