amplifier

amplifier的音标是[ˈæmplɪfaɪə(r)]，基本翻译是放大器，速记技巧可以是利用发音的谐音记忆。

Amplifier的英文词源可以追溯到拉丁语amplus，意为“更大的”。Amplifier这个词在英语中指的是放大器，通常用于放大声音、电信号等。

变化形式：复数形式仍然是amplifiers，单数形式可以是an amplifier或者an amplified。

相关单词：

1. amplitude：意为“振幅”，来源于拉丁语amplus和tude（能力）结合，表示放大的能力。

2. amplification：意为“放大”，是由拉丁语amplificari（意为“放大”）和tion（名词后缀）结合而成。

3. amplitude of frequency：意为“频率振幅”，用来描述信号在一定时间内的波动程度。

4. amplifier circuit：放大器电路，是电子设备中用于放大电信号的电路。

5. signal amplifier：信号放大器，用于放大微弱的电信号，常用于通信和探测系统中。

6. microphone amplifier：麦克风放大器，用于增强麦克风接收的声音信号，使其更易于处理和传输。

7. radio amplifier：无线电放大器，用于放大无线电信号，使其能够传输更远的距离。

8. amplifier tube：电子管，是一种常用的电子放大元件，常用于音频和视频放大器中。

9. amplifier gain：放大器增益，表示放大器能够放大的信号强度。

10. amplifier efficiency：放大器效率，表示放大器在特定条件下能够产生的有效输出功率与输入功率之比。

常用短语：

1. amplifier circuit 放大器电路

2. audio amplifier 音频放大器

3. signal amplifier 信号放大器

4. voltage amplifier 电压放大器

5. power amplifier 功率放大器

6. radio amplifier 无线电放大器

7. microwave amplifier 微波放大器

8. signal amplifier circuit 信号放大器电路

双语例句：

1. The audio amplifier is used to amplify the sound signal.

音频放大器用于放大声音信号。

2. The signal was amplified by a voltage amplifier before being transmitted.

信号在传输前被电压放大器放大。

3. The power amplifier is used to increase the volume of the speaker.

功率放大器用于增加扬声器的音量。

4. The microwave amplifier is used to transmit microwave signals.

微波放大器用于传输微波信号。

5. The amplifier circuit has been adjusted to ensure maximum output power.

放大器电路已经调整，以确保最大输出功率。

6. The signal was amplified by a factor of ten.

信号被放大了十倍。

7. The signal was amplified by a factor of a thousand using a signal amplifier circuit.

使用信号放大器电路将信号放大了上千倍。

英文小作文：

Amplifiers are essential components in modern electronic devices, as they are used to increase the strength of signals and signals for transmission and reception purposes. Amplifiers can be divided into different types, such as audio amplifiers, signal amplifiers, voltage amplifiers, power amplifiers, and microwave amplifiers, depending on their application and function.

In my opinion, the most important function of amplifiers is to ensure reliable and efficient transmission of signals and data between electronic devices and systems. Amplifiers can also be used to enhance the performance of speakers and microphones, allowing them to produce louder and clearer sound and voice output.

In conclusion, amplifiers are essential components in modern electronic devices and systems, as they play a crucial role in ensuring reliable and efficient transmission of signals and data between electronic devices and systems.