线圈 的用法和发音

顾老师英语课堂

coil

/kɔɪl/
名词 动词 工程技术术语

基本释义:由导线绕成的螺旋状结构;盘绕

词源:源自古法语"coillir",意为"收集、缠绕"

📚 核心含义

电子元件

用于电路中的电感元件

The coil stores energy in a magnetic field.
线圈将能量存储在磁场中。
电子工程

机械结构

螺旋状排列的金属丝或管

The spring is made of a steel coil.
这个弹簧由钢制线圈制成。
机械工程

动作描述

盘绕、卷曲的动作

The snake coiled around the branch.
盘绕在树枝上。
日常用语

"coil"既是名词也是动词,在工程技术领域使用频率很高,日常生活中也可用于描述盘绕的动作或形状。

🔄 用法对比

英语例句

The ignition coil is an important car part.

Please coil the rope neatly.

This coil of wire is 10 meters long.

中文翻译

点火线圈是汽车的重要部件。

请把绳子整齐地盘绕起来。

电线有10米长。

🔊 发音指南

英式发音

/kɔɪl/

科-伊尔(双元音)

美式发音

/kɔɪl/

科-伊尔(双元音)

发音要点:

常见发音错误

  • 读成"扣-尔"(应发双元音)
  • 结尾/l/发音不清晰
  • 添加额外音节(如"coi-ler")

🎯 常见搭配

induction + coil

表示电磁感应线圈

induction coil
感应线圈
电子技术

coil + spring

螺旋弹簧

coil spring
螺旋弹簧
机械工程

coil + up

盘绕起来

coil up the hose
把软管盘绕起来
日常用语

语法注意

名词复数: coils
动词变化: coils, coiled, coiling

⚠️ 易混淆点

不要混淆:

A coil is always made of metal. (错误)

正确:A coil can be made of various materials.

Coil only refers to electrical components. (错误)

正确:Coil can refer to both electrical components and general spiral shapes.

✍️ 随堂练习

翻译练习

1. The transformer coil is overheating.
2. Please coil the garden hose after use.
3. This coil of copper wire is very flexible.

1. 变压器线圈过热了。

2. 使用后请将花园软管盘绕起来。

3. 这铜线非常柔软。

发音练习

跟读以下句子:

• The coil needs replacement. [kɔɪl]
Coil the rope tightly. [kɔɪl]
• This coil is made of aluminum. [kɔɪl]

改错练习

找出并改正错误:

1. 读作[koʊl]
2. The coil is used for cutting.
3. Coil the book on the shelf.

1. 读作[kɔɪl](双元音)

2. The coil is used for electromagnetic induction.

3. Place the book on the shelf (coil用于可盘绕物品).