Describes something very intricate, complicated, and confusing, making it difficult to distinguish or understand; also used to describe something extremely thorough and meticulous, leaving no loopholes or weaknesses.
这案件的线索套头裹脑，侦探们一时也理不出头绪。
The clues in this case are so intricately tangled and confusing that the detectives couldn't make heads or tails of them for a while.
Era:
Early Modern
Frequency:
Next Idiom