快[kuai]，汉语一级字，早见于小篆（《说文解字》中的）。其本义是指高兴、痛快，即《说文解字》所谓的“喜也”，引申指迅速、直爽、将要等。

快用英文怎么写？

fast

英 [fɑːst]   美 [fæst] 

adj.快的;迅速的;敏捷的;迅速发生的;立即发生的;动作迅速的;头脑灵活的

adv.快;快速;迅速;不久;立即;牢固地;完全地

v.节食;禁食;斋戒

n.禁食期;斋戒期

第三人称单数： fasts 现在分词： fasting 过去式： fasted 过去分词： fasted 比较级： faster 最： fastest

fast的双语例句

1.The child is growing tall fast. 

这孩子个儿长得够快的。

2.It is very easy to use and very fast. 

这是非常容易使用和非常快的。

3.He is running fast enough. 

他跑得够快的了。

4.This means that it's fast, and it's easy to implement. 

这意味着它的速度是非常快的，而且很容易执行。

5.This is a thing which can run fast. 

这是个可以跑得很快的东西。

fast的常见句型

用作形容词 (adj.)

用作定语

fast+ n.

1.The fast game of tennis soon exhausted the two players.

快速度的网球比赛使两位选手很快就筋疲力尽了。

2.They went by fast train.

他们搭快车走的。

n. +fast

1.The label says this shirt is colour fast.

标签上说明,这种衬衫不易褪色。

2.It is five minutes fast.

快3分钟。

用作表语

S+be+fast

1.Is the window fast?

窗子关紧了吗?

2.The roots of the tree are fast in the ground.

这棵树的根牢牢地扎在地下。

用作副词 (adv.)

用作状语

1.He was running so fast that he couldn't stop himself.

他跑得太快了,一下子停不下来。

2.The coach directed them to run faster.

教练指导他们跑快一些。

fast的常用短语

用作副词 (adv.)

hold fast to

坚持(某种思想或原则等) continue to believe in (an idea, a principle, etc.)

fast的词汇搭配

用作形容词 (adj.)

fast+名词

fast bus 疾驶的公共汽车

fast car 疾驶的小汽车

fast colour 经久不变的颜色

fast food 快餐食品

fast friend 可靠的朋友

fast grip 紧紧抓住

fast highway 快车道

fast life 放荡的生活

fast lunch 快餐

fast music 节奏快的音乐

fast reading 快速阅读

fast river 水流急的河

fast rules 严格的规则

fast train 快车

fast trip 短期旅行

fast troop 快速部队

fast way 捷径

fast woman 放荡的女人

fast worker 动作快的工人

fast的真题例句

1.Big fast food chains in New York city have started to obey a first-of-its-kind rule requiring them to post calorie counts right on the menu.

2016年6月四级真题（套）听力 Section A

2.Fast food, it turns out, isn't quite as fast as it used to be.

2018年6月四级真题（套）听力 Section A

3.Sara Greenstein, Underwriters Laboratories' chief strategy officer, offered her interpretation of the survey results, "Innovation is too fast only if corners are cut.

2015年12月六级真题（第二套）听力 Section C

4.since it's a government-operated institution, things don't move very fast.

2016年6月六级真题（第二套）听力 Section A

5.Hospital patients who see tree branches out their window are likely to recover at a faster rate than patients who see buildings or sky instead.

2019年高考英语全国卷I 阅读理解 七选五 原文

6.I rode hard and fast home to tell my mother about this disaster.

2016年高考英语浙江卷（6月） 阅读理解 阅读D 原文

7.This top-down conception of the fashion business couldn't be more out of date or at odds with the feverish world described in Overdressed, Elizabeth Cline's three-year indictment of "fast fashion".

2013年考研真题（英语一）阅读理解 Section Ⅱ

8.We unconsciously associate fast food with speed and impatience and carry those impulses into whatever else we're doing.

2013年考研真题（英语二）阅读理解 Section Ⅱ