bolt

音标发音

• 英式音标 [bəʊltbəult]
• 美式音标 [boʊlt]
• 英式发音
• 美式发音

基本解释

• n. 螺栓，螺釘；閃電，雷電；門閂；弩箭;（佈的）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

词源解说

• 直接源自古英語的bolt，意爲短的，重頭猛矢。

词根记忆

• 大膽(bold)打開插銷(bolt)沖出去
• 大膽(bold)不怕雷電(bolt)劈

同根派生

• bolt相关词

用法辨析

v. (動詞)

• bolt的基本意思是指由於著急或慌張而急於離開某地,因此具有“奔,竄”之意,強調的是動作; 用於喫食物時則具有“狼吞虎咽”的意味。
• bolt作“閂上”解時,其賓語多爲門或窗之類的名詞。

• bolt使用方法
• bolt详细辨析

英汉例句

用作名詞 (n.)

• Parts of many machines are held together by bolts.
  許多機器的零件都是用螺栓固定的。

用作動詞 (v.)

用作不及物動詞: S+～(+A)

• The horse took fright and bolted.
  馬受驚而脫逃。

用作及物動詞: S+～+ n./pron.

• Remember to bolt all the doors and windows.
  記著把所有的門窗都關上。

• bolt更多例句

词组短语

用作名詞 (n.)

動詞+～

• fasten a bolt 擰緊螺栓

介詞+～

• by bolt 以栓
• with bolt 用插銷

～+介詞

• bolt on the door 門閂

用作動詞 (v.)

～+名詞

• bolt the doors and windows 關門窗

～+副詞

• bolt down 沿著…跑
• bolt sb in 把某人關在室內
• bolt off 飛跑
• bolt sb out 把某人關在門外

• bolt更多词组

英英字典

劍橋英英字典

• (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

柯林斯英英字典

• 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.

• bolt剑桥字典
• bolt柯林斯字典

专业释义

能源科學技術

• 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搆結郃正交試騐方法進行了有限元分析,得出了設計原則。

• 錨杆

土木建築工程

• 螺栓
• 門栓
• 插銷

機械工程

• 螺釘
• 螺栓

辳業科學

• (尤指栽培植物)過早開花結籽，過早生籽(成結實)，不到期結實；長得過高而不宜食用：

軍事學

• 槍機
• 槍栓

躰育

• (獵狗)把(狐狸)趕出獸穴：

印刷、複印技術

• 折曡毛邊

計算機科學技術

• 螺栓
• 同步器

交通運輸工程

• 錨杆