危机四伏

Explanation: The seeds of hidden dangers everywhere. 　　Usage: The main predicate; as predicate, object, attribute; containing derogatory 　　Source: Mao Dun's "Midnight" September will not be too optimistic. Shanghai is also a dangerous time. " 　　Examples: He did a little selfish, even in the Red Guards on the street, ~, murderous time. ★ Ba Jin, "Lao She remembered comrades _set_ to explore" Thesaurus:  one's outward show and inner thoughts be attacked by enemies, between two fires, be embattled on all sides, Shimian ambuscade, Multi-base suburbs