Word · CEFR A1 · Frequency #1106
fly
/flaɪ/
adjective
机灵的；精明的；不易上当的
核心释义
英式非正式用法，多形容人精明、不易被骗。
clever and not easily tricked or deceived; shrewd
- 1.
机灵的；不易上当的
(British informal) not to be deceived or hoodwinked
机灵的；不易上当的；敏捷的
用法In use
He's a fly old bird who never falls for cheap tricks.
用法提示：fly 作形容词，修饰 old bird，表示机灵、不易上当。
You won't fool her; she's too fly for that.
用法提示：fly 作形容词，在 too...for 结构中表示机灵、不易被骗。
Even as a child, she was fly enough to see through his lies.
用法提示：fly 作形容词，与 enough to 连用，表示机灵得足以识破谎言。
be fly
fly 作形容词时通常用作表语，多见于英式非正式口语，指人精明、不易上当。
Don't try to trick him—he's fly.
别想骗他——他机灵得很。
too fly to do sth
too...to 结构表示“太……以致不会……”，此处 fly 说明人不易受骗。
She was too fly to believe that excuse.
相关词与表达Connections
搭配Collocations
- too fly to be fooled
- 太机灵，骗不到
- He thinks he can trick her, but she's too fly to be fooled.他以为能骗到她，可她太机灵了，骗不到。
- fly enough to see through it
- 机灵得能看穿
- She was fly enough to see through the whole scam.她够机灵，看穿了整个骗局。
- a fly customer
- 精明的家伙
- Mind what you say — he's a fly customer.说话小心点——他是个精明的家伙。
近义词Synonyms
学习提示Learner notes
语法说明Grammar Note
英式非正式用语，意为机灵、不易受骗，常作表语。
高价值词汇High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
用法优先级Usage priority
Collins 词频等级为 5，建议结合例句记忆，而不是只背中文释义。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.