fast

中英词典：fast

形容词

1. 快的（adjective）

英文释义：moving or able to move, operate, or work quickly

例句：

1. He is a fast runner.（他是个跑得快的人。）
2. The car is very fast.（这辆车速度很快。）

2. 快速的（adjective）

英文释义：done or happening quickly

例句：

3. Please give me a fast answer.（请尽快给我一个答案。）
4. We need to find a fast solution.（我们需要找到一个快速的解决办法。）

3. 紧密的（adjective）

英文释义：firmly fixed or attached

例句：

5. Make sure the door is fast before leaving.（离开前确保门已经关好。）
6. The windows were fast shut.（窗户紧闭。）

4. 忠诚的（adjective）

英文释义：firmly loyal or constant

例句：

7. He remained fast to his principles.（他一直忠于自己的原则。）
8. She is a fast friend.（她是个忠诚的朋友。）

名词

1. 快（noun）

英文释义：a period of time during which a person or thing does not eat or drink, especially daylight hours for a Muslim during Ramadan

例句：

1. Muslims observe fasts during Ramadan.（穆斯林在斋月期间进行禁食。）
2. She is observing a fast.（她正在禁食。）

词语辨析

1. fast vs quick

英文释义：

1. fast：moving or able to move, operate, or work quickly
2. quick：done or happening with speed or efficiency

例句：

1. She is a fast runner.（她是个跑得快的人。）
2. He has a quick mind.（他头脑敏捷。）

词汇扩充

1. fasten（动词）：to close or secure with a fastening

例句：

1. Please fasten your seatbelt.（请系好你的安全带。）
2. He fastened the door.（他把门关上。）

2. fastness（名词）：the state or quality of being firmly or securely fixed in place

例句：

3. The fastness of the knot amazed him.（这个结的牢固性让他很惊讶。）
4. The fortress was known for its fastness.（这座堡垒以其牢固性而闻名。）

3. fastness（名词）：the quality of being difficult to penetrate or break down chemically

例句：

5. The fastness of the fabric is impressive.（这种织物的耐久性令人印象深刻。）
6. The dye has good fastness.（这种染料具有很好的耐久性。）

近义词

1. swift：moving or capable of moving with great speed or velocity

2. rapid：happening in a short time or at a fast pace

3. quick：done or happening with speed or efficiency

反义词

1. slow：moving or operating, or designed to do so, at a relatively slow speed

2. sluggish：slow-moving or inactive

柯林斯词典（Collins Dictionary）

1. fast（形容词）：moving or able to move, operate, or work quickly

2. fast（名词）：a period of time during which a person or thing does not eat or drink, especially daylight hours for a Muslim during Ramadan

牛津词典（Oxford Dictionary）

1. fast（形容词）：moving or capable of moving at high speed; done or happening quickly

2. fast（名词）：an act or period of fasting

用法

1. fast作为形容词，用来描述移动或工作的速度快。

2. fast作为名词，表示禁食的时间或行为。

3. fast作为动词，意为“使固定”。

中英对照例句

1. He is a fast runner.（他是个跑得快的人。）
2. The car is very fast.（这辆车速度很快。）
3. Please give me a fast answer.（请尽快给我一个答案。）
4. We need to find a fast solution.（我们需要找到一个快速的解决办法。）
5. Make sure the door is fast before leaving.（离开前确保门已经关好。）
6. The windows were fast shut.（窗户紧闭。）
7. He remained fast to his principles.（他一直忠于自己的原则。）
8. She is a fast friend.（她是个忠诚的朋友。）
9. Muslims observe fasts during Ramadan.（穆斯林在斋月期间进行禁食。）
10. She is observing a fast.（她正在禁食。）
11. She is a fast runner.（她是个跑得快的人。）
12. He has a quick mind.（他头脑敏捷。）
13. Please fasten your seatbelt.（请系好你的安全带。）
14. He fastened the door.（他把门关上。）
15. The fastness of the knot amazed him.（这个结的牢固性让他很惊讶。）
16. The fortress was known for its fastness.（这座堡垒以其牢固性而闻名。）
17. The fastness of the fabric is impressive.（这种织物的耐久性令人印象深刻。）
18. The dye has good fastness.（这种染料具有很好的耐久性。）