bolted
bolted — 副詞
1. with the back held very straight and stiff, usually because of shock, fear, or a
挺直地
身體僵直、筆挺的姿勢
with the back held very straight and stiff, usually because of shock, fear, or a wish to sit formally
When the fire alarm went off, Adina sat bolt upright in bed at once.
火災警報器響起時，Adina 立刻在床上挺直身體坐了起來。
collocation: sit bolt upright
The children sat bolt upright on their chairs while the head teacher spoke.
校長說話時，孩子們在椅子上挺直身體坐好。
posture verb + bolt upright
Ezra stood bolt upright when the judge entered the courtroom.
法官走進法庭時，Ezra 筆直地站著。
collocation: stand bolt upright
Nora remained bolt upright through the whole eight-hour flight.
Nora 在整整八小時的飛行中一直挺直身體坐著。
- sit bolt upright
- stand bolt upright
- remain bolt upright
- snap bolt upright
- slouched
describes a relaxed, bent posture
文法句型
bolt upright + verb of posture
用法筆記
Almost always paired with the phrase "bolt upright" — the word "bolt" alone does not carry this adverbial meaning in modern English.
常見錯誤
2. in a straight line without bending or turning to either side
直接地
不轉彎、筆直前進
in a straight line without bending or turning to either side
The path ran bolt straight across the meadow to the old stone bridge.
那條小徑筆直穿過草地，通往那座古老的石橋。
bolt + straight (direction adverb, literary use)
Tamás drove bolt straight through the village without stopping once.
Tamás 開車筆直穿過村莊，完全沒有停下來。
The kite flew bolt upwards into the clear blue morning sky.
風箏筆直地飛入晴朗的藍色晨空中。
The road ran bolt straight through the forest without turning at all.
那條路筆直穿過森林，完全沒有轉彎。
- bolt straight
- bolt upright
- bolt upwards
文法句型
bolt + direction adverb
用法筆記
This sense is now considered literary or archaic. In modern everyday English, 'straight' or 'directly' replace it except in the fixed phrase 'bolt upright.'
bolted — 名詞
1. a metal rod you slide by hand to keep an entrance or an opening shut from inside
門閂；插銷
門窗上可滑動的金屬鎖桿
a metal rod you slide by hand to keep an entrance or an opening shut from inside a room or building
Anjali slid the bolt across before she went to bed at night.
Anjali 睡前把門閂滑上鎖好。
collocation: slide the bolt across
The old garden shed had a rusty iron bolt that was hard to move.
舊花園小屋有一個生鏽的鐵閂，很難推動。
bolt modified by material (iron/steel/brass)
Michael pushed the heavy bolt open and stepped into the yard.
Michael 推開沉重的門閂，走進庭院。
Every window on the ground floor had a bolt fitted the year before.
一樓的每一扇窗戶都在去年裝上了插銷。
- slide the bolt
- push the bolt
- draw the bolt
- iron bolt
- steel bolt
- door bolt
- window bolt
文法句型
slide + the + bolt
push + the + bolt
用法筆記
A door bolt differs from a key-operated lock: a bolt is operated by hand and does not require a key.
常見錯誤
2. a threaded metal fastener with a flat end that goes through holes in two parts a
螺栓
與螺母搭配的金屬螺絲扣件
a threaded metal fastener with a flat end that goes through holes in two parts and is held in place by screwing a nut onto the opposite side
Michael tightened the bolt with a wrench until the shelf felt steady.
Michael 用扳手鎖緊螺栓，直到架子變得穩固為止。
collocation: tighten + a + bolt
The mechanic replaced the rusted bolt that held the engine cover down.
技師更換了固定引擎蓋的那根生鏽螺栓。
Each steel bolt was secured with a matching nut to hold the beam in place.
每根鋼製螺栓都用匹配的螺母鎖緊，以固定橫梁。
bolt + and + nut
Linh found a loose bolt under the kitchen table and screwed it back on.
Linh 在廚房桌下發現一根鬆動的螺栓，把它重新鎖了回去。
- tighten a bolt
- loosen a bolt
- replace a bolt
- steel bolt
- rusty bolt
- nut and bolt
文法句型
bolt + and + nut
tighten + a + bolt
用法筆記
A bolt is distinguished from a screw by being paired with a nut. Screws cut their own threads into the material; bolts pass through and are secured with a nut on the opposite side.
3. a sudden bright line of light in the sky during a storm, caused by electricity p
閃電
天空中一道明亮的電光
a sudden bright line of light in the sky during a storm, caused by electricity passing between clouds or between a cloud and the ground
A bright bolt of lightning split the dark sky above the mountain.
一道明亮的閃電劃破了山頂上方的黑暗天空。
bolt + of + lightning
Camila counted the seconds between the lightning bolt and the thunderclap.
Camila 數著閃電和雷聲之間的秒數。
The photograph showed a purple bolt striking a lone oak in the field.
照片捕捉到一道紫色的閃電擊中田野中孤立的橡樹。
bolt + strike + [noun]
A thunderbolt lit up the whole valley for just a split second.
一道雷電照亮了整座山谷，但只持續了短短一瞬間。
compound: thunderbolt
- bolt of lightning
- lightning bolt
- thunderbolt
- strike like a bolt
- a bolt from the blue
- lightning flash
more general; can describe any appearance of lightning, not necessarily a single visible line
- thunderbolt
emphasises the thunder that follows the flash
文法句型
bolt + of + lightning
用法筆記
"Bolt of lightning" is the most common pattern. "Thunderbolt" is a compound noun for the same phenomenon but implies thunder accompanies the flash.
常見錯誤
4. a long roll of cloth, fabric, or wallpaper wrapped around a tube or board, ready
一匹；一卷
成卷的布料或壁紙
a long roll of cloth, fabric, or wallpaper wrapped around a tube or board, ready for sale or cutting
The tailor ordered a bolt of cream-coloured silk for the wedding dresses.
裁縫師訂購了一匹奶油色絲綢來做婚紗。
bolt + of + [fabric]
Linh carried a heavy bolt of cotton to the table and unrolled it carefully.
Linh 搬著一匹沉重的棉布走到裁剪桌旁，小心地將它展開。
The shop sold wallpaper by the bolt, enough to cover an entire room.
那家店按卷出售壁紙，每卷足夠貼滿一整間房間。
by + the + bolt (unit of measure)
Three bolts of brightly patterned fabric leaned against the warehouse wall.
三匹色彩鮮豔的布料靠在倉庫牆邊。
- bolt of silk
- bolt of cloth
- bolt of cotton
- bolt of fabric
- bolt of wallpaper
- by the bolt
文法句型
bolt + of + [fabric/paper]
用法筆記
The exact length of a bolt varies by material — a standard bolt of fabric is about 30–40 metres, while wallpaper bolts typically cover about 5 square metres.
5. a short, heavy arrow with a blunt or pointed tip, designed to be fired from a cr
弩箭
十字弓發射的短箭
a short, heavy arrow with a blunt or pointed tip, designed to be fired from a crossbow
The hunter loaded a steel-tipped bolt into the crossbow and took careful aim.
獵人將一枝鋼頭弩箭裝上十字弓，仔細瞄準。
steel-tipped + bolt
Medieval soldiers carried dozens of bolts in a leather quiver at their side.
中世紀的士兵在腰間的皮箭袋裡帶著幾十枝弩箭。
The crossbow bolt flew silently through the air and hit the wooden target.
十字弓的弩箭無聲地穿過空氣，射中了木靶。
crossbow + bolt
Obi examined the hunting bolt and noticed the tip was sharp and heavy.
Obi 檢查那枝獵用弩箭，發現箭頭既鋒利又沉重。
- crossbow bolt
- steel-tipped bolt
- fire a bolt
- load a bolt
- hunting bolt
文法句型
crossbow + bolt
用法筆記
A crossbow bolt is shorter and heavier than a longbow arrow. In modern contexts, this sense appears mainly in historical writing, fantasy fiction, or hunting magazines.
常見錯誤
6. a sudden rush or dash away from a place, especially to get free or reach safety
逃竄；衝出
突然逃跑或移動的動作
a sudden rush or dash away from a place, especially to get free or reach safety
The cat made a bolt for the open door when no one was watching.
趁沒人注意時，那隻貓朝敞開的門衝了出去。
make a bolt for + [place]
When the gate swung open, the horse made a bolt towards the field.
大門一打開，那匹馬就朝田野方向衝了出去。
At the sound of the fire alarm, there was a sudden bolt for the exit.
火災警報一響，大家突然朝出口衝去。
bolt for + [exit]
Sora's dog made a bolt across the park after a grey squirrel.
Sora 的狗越過公園，朝一隻灰松鼠衝了過去。
- make a bolt for
- bolt for safety
- bolt for the door
- sudden bolt
文法句型
make a bolt for + [place]
用法筆記
Almost always appears in the phrase 'make a bolt for' followed by a destination. The verb 'make' carries the action; 'bolt' is the object noun.
常見錯誤
a bolt from the blue
idiomsomething completely unexpected that causes surprise or shock
晴天霹靂
The news that the factory would close came as a bolt from the blue for everyone.
Ezra's resignation was a complete bolt from the blue — nobody had seen it coming.
bolted — 動詞
- boltedpresent simple I / you / we / they
- bolteds3rd person singular
- bolteding-ing form
- boltededpast simple
1. to run away suddenly and fast, usually because of fear or to get free from somet
驚逃；衝出
因驚嚇而突然快速跑開
to run away suddenly and fast, usually because of fear or to get free from something
The horse bolted when a branch snapped loudly under its hoof.
一根樹枝在馬蹄下啪地折斷時，馬驚嚇地衝了出去。
animal subject + bolted (frightened reaction)
Rania's cat bolted under the sofa the moment the doorbell rang.
門鈴一響，Rania 的貓就衝到沙發底下。
bolted + [preposition phrase]
The deer bolted across the field when it smelled the approaching hunter.
那隻鹿聞到獵人靠近，就衝過田野逃走。
As soon as the cage door opened, the bird bolted out into the trees.
籠子門一開，那隻鳥就衝出去飛進了樹林。
bolted out + [place]
The children bolted from the classroom when the lunch bell rang.
午餐鈴聲一響，孩子們就從教室裡衝了出去。
- horse bolted
- cat bolted
- bolt from
- bolt across
- bolt under
- bolt towards
文法句型
bolt + [direction/preposition]
用法筆記
Frequently used for animals (horses, cats, deer) that flee in panic. When used for people, it suggests sudden, unplanned flight rather than a calm departure.
常見錯誤
2. to eat a meal or a portion of food very quickly, without pausing or chewing prop
狼吞虎嚥
非常快速地吃東西
to eat a meal or a portion of food very quickly, without pausing or chewing properly
Daniel bolted down his breakfast and ran to catch the school bus.
Daniel 狼吞虎嚥地吃完早餐，然後跑著去趕校車。
bolt down + [food]
Sora bolted his lunch in five minutes between back-to-back meetings.
Sora 在連續會議之間的五分鐘內狼吞虎嚥地吃完午餐。
bolt + [food] + in [time]
The soldiers bolted their dinner before marching out at three in the morning.
士兵們在凌晨三點出發前狼吞虎嚥地吃完晚餐。
Nora bolted a sandwich on the train platform before catching her connection.
Nora 在火車月台上狼吞虎嚥地吃了一個三明治，然後趕著轉車。
- bolt down
- bolt one's food
- bolt one's meal
- bolt breakfast/lunch/dinner
- gobble (up)
more vivid and slightly informal; suggests eating noisily or greedily
- wolf (down)
very informal; suggests eating like a hungry animal
- savour
to eat slowly and enjoy every bite
文法句型
bolt + down + food
bolt + food
用法筆記
Commonly appears as the phrasal verb 'bolt down' ('Tamás bolted down a bowl of noodles'). The object is the food itself ('bolt your dinner'), not the person eating. In modern informal English, 'bolt down' is the most natural form; 'bolt' alone (without 'down') is rarer but still correct.
常見錯誤
❌ 'She bolted her dinner down in a rush.' (acceptable) vs. 'She bolted down her dinner.' — both are correct in informal English, but the phrasal-verb form 'bolt down' is more common in conversation.
3. to close and secure a door, window, or gate by sliding a metal bar across into i
閂上；鎖上
滑動門閂以鎖住門窗
to close and secure a door, window, or gate by sliding a metal bar across into its holder
Rania bolted the front door from the inside before going to sleep.
Rania 睡前從裡面把前門閂上。
bolted + [door] + from the inside
The shopkeeper bolted the heavy steel door at five o'clock sharp.
店主在下午五點整閂上了沉重的鐵門。
Make sure you bolt the kitchen window before you leave the house.
離開家之前，別忘了把廚房的窗戶閂好。
imperative: bolt + [window]
Adina bolted the garden gate so the dog could not get out.
Adina 閂上花園的柵門，這樣狗就跑不出去了。
- bolt the door
- bolt the window
- bolt the gate
- bolt from the inside
- bolt shut
文法句型
bolt + [door/window/gate]
用法筆記
Using a bolt is different from using a key lock — you slide the bolt by hand inside the room, so it can only be operated from one side.
常見錯誤
4. to attach or fix one object firmly to another using bolts and nuts, so that the
用螺栓固定
用螺栓將物體牢牢固定住
to attach or fix one object firmly to another using bolts and nuts, so that the joint is strong and secure
The carpenter bolted the bookshelf to the wall so it would not tip over.
木工把書架用螺栓固定在牆上，以免它翻倒。
bolted + [object] + to + [surface]
Camila bolted the metal brackets onto the wooden frame with a power drill.
Camila 用電鑽把金屬支架用螺栓固定到木框上。
The steel beams were bolted together to form the roof structure.
鋼樑被用螺栓固定在一起，構成屋頂結構。
passive: be bolted together
Obi bolted the spare wheel securely under the rear of the jeep.
Obi 把備用輪胎牢牢地用螺栓固定在吉普車的後方底部。
bolted + [object] + adverb + [place]
- bolt to
- bolt onto
- bolt together
- bolt down
- bolt in place
- bolt securely
- be bolted
文法句型
bolt + [object] + to + [surface]
be bolted + [place]
用法筆記
Frequently used in the passive voice ('is bolted to, was bolted together') in technical or instructional writing. The agent is often omitted.