Word
switchblade
弹簧刀；弹簧小折刀
switchblade
- 1.
A folding knife with a blade which opens automatically (under spring pressure) when a button is pressed.
按下按钮时刀片在弹簧压力下自动打开的折叠刀。
- 2.
a pocketknife with a blade that springs open at the press of a button
一种按按钮即可弹出刀刃的折叠刀
按下按钮时刀片在弹簧压力下自动打开的折叠刀。；一种按按钮即可弹出刀刃的折叠刀；弹簧小折刀(按钮式弹簧开启的；等于switchblade knife)
In use
He pulled a switchblade from his jacket and pressed the button to open it.
The shop sells vintage switchblades in a display case near the counter.
She found an old switchblade under the floorboards while cleaning the room.
a [noun] has a [part] that [verb]s
switchblade 为可数名词，表示单数时需加冠词。
A switchblade has a blade that springs open.
弹簧小折刀有一个会弹开的刀片。
the [part] of a [noun] [verb]s when you [action]
描述触发机制时，常用 when 引导时间状语从句。
The blade of a switchblade springs open when you press the button.
按下按钮时，弹簧小折刀的刀片就会弹开。
Common mistakes
Connections
Collocations
- flick open a switchblade
- 弹开弹簧刀
- He flicked open his switchblade and started cleaning his nails.他弹开弹簧刀，开始清理指甲。
- carry a switchblade
- 携带弹簧刀
- It is illegal to carry a switchblade in many places.在许多地方，携带弹簧刀是违法的。
- concealed switchblade
- 隐藏的弹簧刀
- Police searched the car and found a concealed switchblade under the seat.警察搜查了汽车，在座位下发现了一把隐藏的弹簧刀。
- switchblade laws
- 弹簧刀法规
- Switchblade laws differ around the world.世界各地的弹簧刀法规不尽相同。
Pop culture & quotes
- And then he hit me with a switchblade.
- 然后他用弹簧刀打了我。In Johnny Cash's 'A Boy Named Sue', the father strikes his son with a switchblade during their fight.
Learner notes
Memory Tip
联想：按一下开关(switch)，刀刃(blade)就“啪”地弹出——弹簧小折刀。
Context & Register
语域：neutral 常见场景：日常谈话、新闻报道、影视/小说 该词指按下按钮即弹出刀刃的小折刀，属于普通名词，语气中性；日常谈话、新闻和影视/小说中都可见到，并不特别正式，也不属于俚语，通常按字面意思使用即可。
Grammar Note
也作 switchblade knife，指按按钮即弹出刀刃的小折刀。
Pronunciation & Spelling
真正押韵分组：与 switch 押 /ɪtʃ/ 的有 witch、ditch；与 blade 押 /eɪd/ 的有 made、shade。注意形近词 switchboard /ˈswɪtʃˌbɔːrd/ 和 switchback /ˈswɪtʃˌbæk/ 都以不同元音结尾，并不与 switchblade 押韵。
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.