bolt
音標發(fā)音
- 英式音標 [b??ltb?ult]
- 美式音標 [bo?lt]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- n. 螺栓，螺釘；閃電，雷電；門閂；弩箭;（布的）一匹，一卷
- vt. 篩選；囫圇吞下；（把門、窗等）閂上；突然說出，脫口說出
- vi. （門窗等）閂上，拴住；沖出，跳出；（馬等的）脫韁；囫圇吞下
- adv. 突然地；像箭似地；直立地
詞源解說
- 直接源自古英語的bolt，意為短的，重頭猛矢。
詞根記憶
- 大膽(bold)打開插銷(bolt)沖出去
- 大膽(bold)不怕雷電(bolt)劈
用法辨析
- bolt的基本意思是指由于著急或慌張而急于離開某地,因此具有“奔,竄”之意,強調(diào)的是動作; 用于吃食物時則具有“狼吞虎咽”的意味。
- bolt作“閂上”解時,其賓語多為門或窗之類的名詞。
v. (動詞)
英漢例句
- Parts of many machines are held together by bolts.
許多機器的零件都是用螺栓固定的。 - The horse took fright and bolted.
馬受驚而脫逃。 - Remember to bolt all the doors and windows.
記著把所有的門窗都關上。
用作名詞 (n.)
用作動詞 (v.)
用作不及物動詞: S+～(+A)
用作及物動詞: S+～+ n./pron.
詞組短語
- fasten a bolt 擰緊螺栓
- by bolt 以栓
- with bolt 用插銷
- bolt on the door 門閂
- bolt the doors and windows 關門窗
- bolt down 沿著…跑
- bolt sb in 把某人關在室內(nèi)
- bolt off 飛跑
- bolt sb out 把某人關在門外
用作名詞 (n.)
動詞+～
介詞+～
～+介詞
用作動詞 (v.)
～+名詞
～+副詞
英英字典
- (LOCK) a metal bar on a door or window that slides across to lock it closed
- (SCREW) a screw-like metal object without a point, used with a nut to fasten things together
- (LIGHTNING) a flash of lightning that looks like a white line against the sky
- (ROLL) a length or roll of cloth or wallpaper
- (WEAPON) a type of short arrow shot from a crossbow (= a type of weapon)
- (QUICK MOVEMENT) to try to escape by running towards something
- (MOVE QUICKLY) to move very fast, especially as a result of being frightened
- (EAT) to eat food very quickly
- (LOCK) to lock a door or window by sliding a bolt across
- (SCREW) to fasten something in position with a bolt
- A bolt is a long metal object that screws into a nut and is used to fasten things together.
- When you bolt one thing to another, you fasten them firmly together, using a bolt.
- A bolt on a door or window is a metal bar that you can slide across in order to fasten the door or window.
- When you bolt a door or window, you slide the bolt across to fasten it.
- If a person or animal bolts, they suddenly start to run very fast, often because something has frightened them.
- If you bolt your food, you eat it so quickly that you hardly chew it or taste it.
- to pass (flour, a powder, etc) through a sieve
- Bolt down means the same as .
- A bolt of lightning is a flash of lightning that is seen as a white line in the sky.
- If someone is sitting or standing bolt upright, they are sitting or standing very straight.
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 螺栓
The design principle is obtained after the typical bolt fastening structure is analyzed with finite element method and orthogonal test. The math model of the direct-driven control system is established, and the exterior disturbance and compensation proposal is analyzed.
對動導軌典型螺栓緊固結(jié)構(gòu)結(jié)合正交試驗方法進行了有限元分析,得出了設計原則。 - 錨桿
- 螺栓
- 門栓
- 插銷
- 螺釘
- 螺栓
- (尤指栽培植物)過早開花結(jié)籽，過早生籽(成結(jié)實)，不到期結(jié)實；長得過高而不宜食用：
- 槍機
- 槍栓
- (獵狗)把(狐貍)趕出獸穴：
- 折疊毛邊
- 螺栓
- 同步器
- 錨桿