头绪纷繁頭緒紛繁tóu xù fēn fán

条理紊乱繁杂。《医学衷中参西录·卷五》：“此著书者提纲挈领之法，不欲头绪纷繁令人难于领略也。”

头绪纷繁tóu xù fēn fán

be highly complicated;have complicated causes and implications; have too many irons in the fire; have too many things to attend to (/take care of)
❍ 我知道您有许多～的工作忙于处理，我就不打搅您了！ I know you’ve got too many things to attend to,so I’m not going to disturb you.