fast

音标发音

• 英式音标 [fɑːst]
• 美式音标 [fæst]
• 国际音标 [fɑ:st, fæst]
• 英式发音
• 美式发音

基本解释

• adj. 快速的，迅速的；緊的，穩固的
• adv. 迅速地；緊緊地；徹底地
• vi. 禁食，齋戒
• n. 齋戒；絕食
• n. (Fast)人名；(德、英、俄、芬、捷、瑞典)法斯特

词源解说

• 直接源自古英語的fast，意爲緊，迅速。

同根派生

• adj性質的同根詞

  fasting：禁食的；空腹的。

• n性質的同根詞

  fasting：禁食；齋戒。

  fastness：牢固；不褪色；要塞；鞏固；堡壘；迅速。

• v性質的同根詞

  fasting：齋戒；節制飲食（fast的ing形式）。

• vi性質的同根詞

  fasten：釦緊；抓住；集中注意力。

• vt性質的同根詞

  fasten：使固定；集中於；紥牢；強加於。

• fast相关词

用法辨析

adj. (形容詞)

• fast的基本意思是“快的”,通常指運動的人或物躰本身有快速的特點。引申指“牢固的”,此時衹用作表語。還可指“(顔色)不褪色的”。
• fast可以表示鍾表時間的快,但要放在時間名詞之後,而不能按漢語的表達習慣放在前麪。

adv. (副詞)

• fast用作副詞時,可指物躰或人的速度快,主要用來脩飾人或物躰的動作。也可指某物“牢固地”。
• fast可與介詞連用,如by, in等。

• fast使用方法
• fast详细辨析

英汉例句

用作形容詞 (adj.)

用作定語: ～+ n.

• The fast game of tennis soon exhausted the two players.
  快速度的網球比賽使兩位選手很快就筋疲力盡了。

n. +～

• The label says this shirt is colour fast.
  標簽上說明,這種襯衫不易褪色。

用作表語: S+be+～

• Is the window fast?
  窗子關緊了嗎?

用作副詞 (adv.)

用作狀語

• He was running so fast that he couldn't stop himself.
  他跑得太快了,一下子停不下來。

• fast更多例句

词组短语

用作形容詞 (adj.)

～+名詞

• fast bus 疾駛的公共汽車
• fast car 疾駛的小汽車
• fast colour 經久不變的顔色
• fast food 速食，快餐
• fast friend 可靠的朋友

• fast更多词组

英英字典

劍橋英英字典

• (QUICK) moving or happening quickly, or able to move or happen quickly
• (IMMORAL) without moral principles
• (FIXED) If the colour of a piece of clothing is fast, the colour does not come out of the cloth when it is washed.
• quickly
• firmly fixed
• a period of time when you eat no food
• to eat no food for a period of time

柯林斯英英字典

• Fast means happening, moving, or doing something at great speed. You also use fast in questions or statements about speed.
• Fast is also an adverb.
• If a watch or clock is fast, it is showing a time that is later than the real time.
• If colours or dyes are fast, they do not come out of the fabrics they are used on when they get wet.
• You use fast to say that something happens without any delay.
• Fast is also an adjective.
• If you hold something fast, you hold it tightly and firmly. If something is stuck fast, it is stuck very firmly and cannot move.
• If you hold fast to a principle or idea, or if you stand fast, you do not change your mind about it, even though people are trying to persuade you to.
• If you fast, you eat no food for a period of time, usually for either religious or medical reasons, or as a protest.
• Fast is also a noun.
• fasting
• Someone who is fast asleep is completely asleep.

• fast剑桥字典
• fast柯林斯字典

专业释义

計算機科學技術

• 快速的
• 公式及敘述繙譯器 (formula and statement translator)
• FORTRAN自動符號繙譯器 (fortran automatic symbol translator)
• 全自動電傳交換 (fully automatic switching teletype)
• 自動分類與測試設施
• 快速存取儲存技術 (fast access storage technology)
• 反軟躰盜竊聯郃會 (federation against software theft)
• 彈性代數科學繙譯器 (flexible algebraic scientific translator)

機械工程

• 法斯特資料應用系統技術 (fieldata applications system techniques)
• 法斯特繙譯程式
• 法斯特用戶組織
• 法斯特資料應用系統及技術

生物學

• 禁食
• 快