knife
Longman Dictionary of Contemporary English 5++LDOCE 5++ldoce_187_fknife1 /naɪf/ ●●● S3 W3 noun (plural knives /naɪvz/) [countable] 1 DDFUa metal blade fixed into a handle, used for cutting or as a weapon 刀 → scalpel a knife and fork 一副刀叉 Some young people are carrying knives to defend themselves. 一些年轻人带着刀子防身。 a kitchen knife 厨房用刀 Use a sharp knife to cut the melon into sections. 用快刀把瓜切成块。 → carving knife, flick knife, palette knife, paper knife, penknife2 the knives are out (for somebody) informalUNFRIENDLY used to say that people are being extremely unfriendly in criticizing someone (对某人)剑拔弩张，兴师问罪 The knives are out for the vice president. 要对副总统兴师问罪了。3. twist/turn the knife (in the wound) UPSETto say something that makes someone more upset about a subject they are already unhappy about 火上浇油，落井下石4. stick/put etc the knife in/into someone British English informalUNFRIENDLY to dislike someone and be very unfriendly towards them 对某人怀恨在心，对某人极不友好5. under the knife informalCURE having a medical operation 接受手术6. you could cut the atmosphere/air/tension with a knife used to say that you felt the people in a room were angry with each other 〔感觉到屋内的人相互间〕气氛很不友好，使人透不过气来7. like a (hot) knife through butter informal used to say that something happens or is done very easily, without any problems 轻而易举地n COLLOCATIONSADJECTIVES/NOUN + knife sharpBe careful using that knife - it's very sharp.blunt (=not sharp)The knife was so blunt it wouldn't cut anything.a bread knifeWill you pass me the bread knife?a kitchen knife (=a long knife used for cutting vegetables etc)Every chef has his own set of kitchen knives.a carving knife (=for cutting meat)Dad always used to sharpen the carving knife.a pocket knife (=a small knife that you carry with you)He was armed with nothing but a pocket knife.knife + NOUNa knife woundShe died from a single knife wound.a knife attackHe was sentenced to 9 years in prison for a knife attack.knife crime (=crimes in which people are attacked with knives)Knife crime is on the increase.phrasesthe blade of a knifeThe blade of the knife cut cleanly through the rope. the handle of a knifeHis hand reached down to the handle of his knife.verbscarry a knife (=have it with you)The campaign warns young people about the dangers of carrying knives.be armed with a knife (=have it with you)One of the men was armed with a knife.hold a knifeIn his hand, he held a long knife.threaten somebody with a knifeThe girls were threatened with a knife.brandish/wield a knife (=wave it around in a threatening way)A man brandishing a knife burst into the room.sharpen a knife (=make it sharper)What's the best way to sharpen a knife?
Examples from the Corpus
knife• The dark figure turns out to be a No. 3 male and the shiny object is a knife.• Use a knife to a criss-cross pattern through the fruit, but not through the skin.• She was working as a petrol station cashier when armed robbers threatened her with a knife during a raid.• Men fought with bottles and knives, and with guns within easy reach.• A particular knife perhaps, or some other essential-at-the-time utensil?• When her husband was fast asleep she must leave the bed, light the lamp, and get the knife.• Cleaning the inner brushes of the machine was a time-consuming affair if grease was left on the knives.knife2 verb [transitive] INJUREto put a knife into someone’s body 用刀刺〔某人〕 SYN stab She had been knifed to death. 她被人用刀刺死了。 —knifing noun [countable]→ See Verb tableExamples from the Corpus
knife• An electricity pylon was knocked over and one person was knifed.• Deirdre's knifed beside the sour canal..• One was a stabbing spree in which 12 cabdrivers got knifed in one week by a lone assailant.• When they met a few days later in Benghazi they quarrelled and the Zliten boy knifed the Zuwayi in the arm.• A spontaneous shiver of delight knifed through Mattie.• It is believed she was knifed to death.knifed to death• It is believed she was knifed to death.• She had been knifed to death.• The jury heard how a social worker was horrifically knifed to death on a late-night train.Origin knife1 Old English cnifknife1 noun →n COLLOCATIONS1knife2 verbLDOCE OnlineChinese
into blade used Corpus fixed a handle, metal a
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knife
knife1 S3 W3 /naɪf/ 
noun (plural knives /naɪvz/) [countable]
1. a metal blade fixed into a handle, used for cutting or as a weapon ⇨ scalpel:
a knife and fork
Some young people are carrying knives to defend themselves.
a kitchen knife
Use a sharp knife to cut the melon into sections. ⇨ carving knife, flick knife, palette knife, paper knife, penknife
2. the knives are out (for somebody) informal used to say that people are being extremely unfriendly in criticizing someone:
The knives are out for the vice president.
3. twist/turn the knife (in the wound) to say something that makes someone more upset about a subject they are already unhappy about
4. stick/put etc the knife in/into someone British English informal to dislike someone and be very unfriendly towards them
5. under the knife informal having a medical operation
6. you could cut the atmosphere/air/tension with a knife used to say that you felt the people in a room were angry with each other
7. like a (hot) knife through butter informal used to say that something happens or is done very easily, without any problems
■ ADJECTIVES/NOUN + knife
▪sharp Be careful using that knife - it's very sharp.
▪blunt (=not sharp) The knife was so blunt it wouldn't cut anything.
▪a bread knife Will you pass me the bread knife?
▪a kitchen knife (=a long knife used for cutting vegetables etc) Every chef has his own set of kitchen knives.
▪a carving knife (=for cutting meat) Dad always used to sharpen the carving knife.
▪a pocket knife (=a small knife that you carry with you) He was armed with nothing but a pocket knife.
■ knife + NOUN
▪a knife wound She died from a single knife wound.
▪a knife attack He was sentenced to 9 years in prison for a knife attack.
▪knife crime (=crimes in which people are attacked with knives) Knife crime is on the increase.
■ phrases
▪the blade of a knife The blade of the knife cut cleanly through the rope.
▪the handle of a knife His hand reached down to the handle of his knife.
■ verbs
▪carry a knife (=have it with you) The campaign warns young people about the dangers of carrying knives.
▪be armed with a knife (=have it with you) One of the men was armed with a knife.
▪hold a knife In his hand, he held a long knife.
▪threaten somebody with a knife The girls were threatened with a knife.
▪brandish/wield a knife (=wave it around in a threatening way) A man brandishing a knife burst into the room.
▪sharpen a knife (=make it sharper) What's the best way to sharpen a knife?
knife2 verb [transitive]
to put a knife into someone’s body
SYN stab:
She had been knifed to death.
—knifing noun [countable]
| I |
noun (plural knives /naɪvz/) [countable] Language: Old English
Origin: cnif
Origin: cnif
1. a metal blade fixed into a handle, used for cutting or as a weapon ⇨ scalpel:
2. the knives are out (for somebody) informal used to say that people are being extremely unfriendly in criticizing someone:
3. twist/turn the knife (in the wound) to say something that makes someone more upset about a subject they are already unhappy about
4. stick/put etc the knife in/into someone British English informal to dislike someone and be very unfriendly towards them
5. under the knife informal having a medical operation
6. you could cut the atmosphere/air/tension with a knife used to say that you felt the people in a room were angry with each other
7. like a (hot) knife through butter informal used to say that something happens or is done very easily, without any problems
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| II |
verb [transitive]to put a knife into someone’s body
SYN stab:
—knifing noun [countable]
equipment the things that are needed for a particular purpose or activity 指特定目的或活动所需的设备、器材 ：◆ camping equipment 野营装备 ◆ a piece of equipment 一件设备 material things that are needed for a particular activity 指特定活动所需的材料 ：◆ household cleaning materials 家用清洁剂 ◆ teaching material 教学材料
equipment or material? 用 equipment 还是 material？
gear the equipment or clothes needed for a particular activity 指某种活动所需的设备、用具、衣服 ：◆ Skiing gear can be expensive. 滑雪装备有时会很昂贵。 kit a set of tools or equipment that you use for a particular purpose 指用于特定目的的成套工具、成套设备 ：◆ a first-aid kit 一套急救用品 ◆ a tool kit 一套工具 apparatus the tools or other pieces of equipment that are needed for a particular activity or task 指特定活动或任务所需的仪器、器械、装置 ：◆ breathing apparatus for firefighters 消防员用的呼吸器 ◆ laboratory apparatus 实验室仪器 NOTE Apparatus is used especially for scientific, medical or technical purposes.* apparatus 尤具有科学、医学或技术等方面的用途。
Patterns
electrical/electronic equipment/gear/apparatussports equipment/gear/kitcamping equipment/geara piece of equipment/apparatus
