ravel out
phrasal verbravel something out
- to open something that has become twisted or which contains knots
拆开（缠结的东西）；解开…的结 - (figurative) He was trying to ravel out the complicated series of events that had led to this situation.
他那时正试图把导致这一局面的一系列复杂事件理出个头绪来。
- (figurative) He was trying to ravel out the complicated series of events that had led to this situation.