fast
Moving or capable of moving at high speed. It can also describe an action or process that happens in a short amount of time.
例句
3 / 5He drives a very fast car to work.
He drives a car that can travel at high speeds to his job.
The company provides a fast response to customer complaints.
The business answers customer problems very quickly.
You are such a fast learner!
You understand and learn new things very quickly.
词族
记忆技巧
Remember that a 'fast' car goes 'past' you. Fast and past rhyme.
快速测验
The cheetah is the _____ animal on land.
正确！
正确答案是： fastest
例句
He drives a very fast car to work.
everydayHe drives a car that can travel at high speeds to his job.
The company provides a fast response to customer complaints.
formalThe business answers customer problems very quickly.
You are such a fast learner!
informalYou understand and learn new things very quickly.
The study observed a fast rate of growth in the plant species.
academicThe research looked at how the plants grew at a high speed.
We need to make a fast decision to stay ahead of the competition.
businessWe must decide quickly to remain better than other companies.
词族
常见搭配
常用短语
as fast as possible
at the highest speed achievable
life in the fast lane
a way of living that is full of excitement and activity
hard and fast rules
rules that cannot be changed
容易混淆的词
Fast usually refers to the speed of an object's motion, whereas quick often refers to the duration of an event or a person's reaction time.
使用说明
Fast is unique because it functions as both an adjective and an adverb. You do not add '-ly' to it when using it as an adverb.
常见错误
Learners often say 'fastly' to describe an action, but 'fastly' is not a word in standard English; use 'fast' for both descriptions and actions.
记忆技巧
Remember that a 'fast' car goes 'past' you. Fast and past rhyme.
词源
From the Old English word 'fæst', which originally meant firm, fixed, or constant, and later evolved to mean moving strongly and quickly.
语法模式
文化背景
The term 'fast food' is globally recognized and originates from the American culture of convenience and speed in dining.
快速测验
The cheetah is the _____ animal on land.
正确！
正确答案是： fastest
相关语法
相关词汇
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A1A very small copy or model of something that is usually much larger. It can also refer to a very small painting, especially a portrait.
tall
A1Describing something or someone that has a greater than average height. It is typically used for living things like people and trees, or narrow objects like buildings and towers.
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A1Not high or tall in height, often positioned close to the ground or a base level. It can also describe a small amount of something, a quiet sound, or a sad mood.
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A1Describes something that has a large distance from one side to the other. It is used to talk about the breadth of physical objects like roads, doors, or rivers.
thick
A1Describes something that has a large distance between its two opposite sides or surfaces. It can also describe liquids that are dense and do not flow easily, or things that grow closely together like hair or forest trees.
thin
A1Describes something that has a small distance between its two opposite sides or surfaces. It can also describe a person or animal that has very little body fat.
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