clue1 /kluː/ ●●● S2 noun [countableC] 1 SOLVE/DEAL WITH A PROBLEMan object or piece of information that helps someone solve a crime or mystery 〔帮助破案或解开谜团的〕线索，提示 Police have found a vital clue.
clue to/about/as to We now have an important clue as to the time of the murder.
Archaeological evidence will provide clues about what the building was used for.
clue in This information is a valuable clue in our hunt for the bombers.
a desperate search for clues
2 REASONinformation that helps you understand the reasons why something happens 〔有助于弄清事情缘由的〕线索 clue to/about/as to Childhood experiences may provide a clue as to why some adults develop eating disorders.
3 SOLVE/DEAL WITH A PROBLEMa piece of information that helps you solve a crossword puzzle, answer a question etc 〔解开纵横填字谜、回答问题等的〕提示 I’ll give you a clue, Kevin, it’s a kind of bird.
4 not have a clue (where/why/how etc) informal a) NOT KNOWto not have any idea about the answer to a question, how to do something, what a situation is etc （对于在哪里/为什么/如何等）一无所知，毫无头绪 ‘Do you know how to switch this thing off?’ ‘I haven’t a clue.’
Until I arrived here, I hadn’t got a clue what I was going to say to her.
b) BAD ATto be very stupid, or very bad at a particular activity 〔做起某种事来〕很愚蠢；很笨拙 Don’t let Mike cook you dinner; he hasn’t got a clue.
I haven’t a clue how to talk to girls.
not have a clue (where/why/how etc) about No point asking Jill – she hasn’t got a clue about maths.
not have a clue (where/why/how etc)• After nine years of marriage to her I did not have a clue myself. n COLLOCATIONS verbs provide a clue
Any information could provide the police with useful clues.
hold a clue (also yield a clue formal) (=provide one)
The poem itself holds a clue about who it was written for.
leave a clue
The bombers may have left behind vital clues.
search (something) for clues
Detectives are still searching the house for clues.
look for/hunt for clues
Investigators descended on the crime scene hunting for clues.
find a clueadjectives
No one had found any clues as to where the missing girl could be.
an important/useful/valuable clue
The car used in the robbery may provide important clues.
a vital clue (=very important)
A videotape could hold vital clues to the criminal’s identity.
a further clue (=an additional clue)phrases
They searched the surrounding area for further clues.
a search for clues
She opened every drawer in her desperate search for clues.
clue to/about/as to• His eyes are searching the inside of the car for a clue as to what could have happened.• Instead, she studied the Fannings intently for clues as to their mysterious behavior.• It gives no clues as to the social context of art works.• Which meant I had no clue as to his present appearance.• I had no clue as to where I was anymore.• The package offered no clue as to the identity of the sender.• Sometimes at night Wojciech howls to the wolves and their answers provide clues as to their whereabouts and numbers.• He searched his mind for some clue as to why he should know Jacob Valentine.