toughie

• 名词，指粗暴凶狠的年轻罪犯或恶棍，也指特别困难或棘手的问题、难题。

A noun referring to either an aggressive and violent young criminal, or a particularly difficult or baffling question or problem.

1. Aggressive young criminalB2informal

   A young person who is aggressive, violent, and often involved in criminal activities.

   小混混

   • The neighborhood was scared of the local toughie.
   • He was known as a toughie who would start fights for no reason.
   • The police arrested a group of toughies causing trouble downtown.

   同义词bullydelinquenthoodlumhooliganruffianthugtoughyob

2. Difficult problem or questionB2informal

   A particularly challenging or baffling question, problem, or situation.

   难题

   • The final exam had a real toughie that stumped everyone.
   • This math problem is a toughie; I can't figure it out.
   • The crossword puzzle had a toughie that took me an hour to solve.

   同义词brain-teaserchallengeconundrumenigmaposerproblempuzzlerriddlestumper