复合形式：
|
| bowie knife n | (knife with long heavy blade) | SCSimplified Chinese 单刃长猎刀 |
| | | SCSimplified Chinese 暴威刀 |
| bread knife n | (tool for slicing bread) | SCSimplified Chinese 切面包刀 qiē miàn bāo dāo
TCTraditional Chinese 切麵包刀 |
| | I bake crusty artisan bread, so my husband gave me a really sharp bread knife. |
| butcher knife n | (large knife) | SCSimplified Chinese 屠刀 |
| butter knife n | (tool for cutting butter) | SCSimplified Chinese 切黄油的刀 qiē huáng yóu de dāo |
| | The butter knife is not sharp as it only has to cut through butter, which is very soft. |
| carving knife n | (utensil for carving meat) | SCSimplified Chinese 切肉餐刀 qiē ròu cān dāo |
| | | SCSimplified Chinese 切肉刀 qiē ròu cān dāo，qiē ròu dāo |
| | He confidently used the carving knife to cut the roast. |
| cheese knife n | (utensil for cutting cheese) | SCSimplified Chinese 奶酪刀 nǎi lào dāo |
| | | SCSimplified Chinese 芝士刀 nǎi lào dāo，zhī shì dāo |
| | I used to have a cheese knife that had tines on the end to pick up the slices I cut. |
| clasp knife n | (cutting tool with foldable blade) | SCSimplified Chinese 折叠刀 zhé dié dāo |
| dinner knife n | (eating utensil) | SCSimplified Chinese 餐刀 cān dāo |
| | My sister holds her dinner knife in her left hand. |
| | 我妹妹用左手拿餐刀。 |
| fish knife | (utensil) | SCSimplified Chinese 鱼刀 |
| go under the knife v expr | informal (have surgery) | SCSimplified Chinese 手术 shǒu shù
TCTraditional Chinese 手術 |
| | | SCSimplified Chinese 做手术 shǒu shù ，zuò shǒu shù |
| | She is going under the knife on Tuesday. |
| hunting knife n | (cutting tool used in hunting) | SCSimplified Chinese 猎刀 liè dāo |
| | He used his hunting knife to gut the rabbit. |
jackknife,
jack-knife n | (tool: pocket knife) (本义) | SCSimplified Chinese 折刀 zhé dāo |
| | Bob used his jackknife to open the box. |
jackknife,
jack-knife n | figurative (movement: folding in half) | SCSimplified Chinese 屈身，弯腰 qū shēn，wān yāo |
| | It was obvious, from his jackknife, that the blow had really hurt the boxer. |
jackknife,
jack-knife n | figurative (dive with bend) | SCSimplified Chinese 屈体跳水
TCTraditional Chinese 屈體跳水 |
| | The diver's jackknife was as perfect as could be. |
jackknife,
jack-knife vi | figurative (fold in half) (比喻) | SCSimplified Chinese 弯折 wān zhé |
| | A lorry had jacknifed on the motorway, causing massive tailbacks. |
jackknife,
jack-knife vi | figurative (dive) | SCSimplified Chinese 曲体跳水 |
| | The diver jackknifed cleanly into the water. |
| knife and fork npl | (cutlery, eating implements) | SCSimplified Chinese 刀叉 dāo chā |
| | When planning a party menu, avoid meats that require cutting up with a knife and fork. |
knife edge,
knife-edge,
knife's edge n | (blade) (本义) | SCSimplified Chinese 刀刃 dāo rèn |
| | The knife edge was sharp and cut through the thick vegetables with ease. |
| knife [sb] in the back v expr | informal, figurative (betray) | SCSimplified Chinese 在…背后捅刀子 zài bèi hòu tǒng dāo zi |
| | | SCSimplified Chinese 阴险陷害 zài bèi hòu tǒng dāo zi，yīn xiǎn xiàn hài |
| | She knifed him in the back by telling the boss his plans. |
| knife in the back n | informal, figurative (betrayal) | SCSimplified Chinese 背叛 bèi pàn
TCTraditional Chinese 背叛 |
knife's edge,
knife edge n | (blade) | SCSimplified Chinese 刀刃 dāo rèn |
| | A knife's edge is generally very sharp. |
| on a knife-edge adv | figurative (in precarious state) | SCSimplified Chinese 扑朔迷离 |
| | | SCSimplified Chinese 尚不明朗 |
| palette knife n | (tool for mixing paint) | SCSimplified Chinese 调色刀，画刀 |
| paper knife n | (blade for opening envelopes) | SCSimplified Chinese 裁纸刀 |
| paper knife n | (blade of paper cutter) | SCSimplified Chinese 切纸刀 |
| paring knife n | (small kitchen blade) | SCSimplified Chinese 削皮刀，水果刀 |
| pocket knife n | (knife that fits in a pocket) | SCSimplified Chinese 小折刀 |
| | | SCSimplified Chinese 折叠小刀 |
pocketknife,
pocket knife n | (small portable knife) | SCSimplified Chinese 随身折叠刀 suí shēn zhé dié dāo |
| | | SCSimplified Chinese (折叠式的)小刀 suí shēn zhé dié dāo，zhé dié shì de xiǎo dāo |
| | Bob accidentally packed a pocketknife in his carry-on luggage and was detained in the airport. |
| putty knife n | (tool for applying putty) | SCSimplified Chinese 油灰刀 |
| | | SCSimplified Chinese 油灰刮刀 |
| | If you want to smooth the wall, you'll need a putty knife. |
| Stanley knife n | UK, ® (work blade) | SCSimplified Chinese 斯坦利刀 |
| steak knife n | (sharp eating utensil) | SCSimplified Chinese 吃牛排时用的餐刀 chī niú pái shí yòng de cān dāo |
| | | SCSimplified Chinese 牛排刀 chī niú pái shí yòng de cān dāo，niú pái dāo |
| Swiss army knife n | (multi-function folding tool) (组合式小折刀) | SCSimplified Chinese 瑞士军刀 |
switchblade,
switchblade knife (US),
flick knife (UK) n | (retractable pocket knife) | SCSimplified Chinese 弹簧刀
TCTraditional Chinese 彈簧刀 |
| | The police discovered that the murder weapon was a switchblade. |