antinode

antinode的音标为[ˌæntɪˈnɑːd] ，基本翻译为“(支持点)的反对偶”，速记技巧为：反对偶是两个相距四分之一波长的点。

Antinode:

词源：拉丁语，意为“反节点”，是由“反”（anti-）和“节点”（node）组合而成。

变化形式：在力学中，antinode通常指在周期性振动系统中，与节点相对的点，即振幅最大的点。在英语中，它也可以指代音叉上的音高最高点。

相关单词：

1. node：词源同antinode，意为“节点”，是几何学和物理学中的一个基本概念，用于表示连接两个或更多曲线的交点。

2. amplitude：词源同antinode，意为“振幅”，是描述振动大小的一个量，与振幅最大的点相对应。

3. maximum：意为“最大值”，与antinode相关的最大值点在周期性振动系统中具有重要意义。

4. minimum：意为“最小值”，与antinode相反，表示远离振幅最大点的最小位置。

5. tension：意为“张力”，在力学中，节点之间的张力可以影响结构的稳定性，与antinode有关。

6. flexure：意为“弯曲”，在结构力学中，节点处的弯曲是常见的现象，与antinode相关。

7. vibration：意为“振动”，与antinode相关的概念是振幅最大的点，这是振动的基本特征之一。

8. antiphase：意为“反相”，在周期性振动系统中，不同的部分相对于同一节点有相反的相位变化，与antinode有关。

9. nodal：意为“节点的”，是英语中的一个形容词，用于描述与节点相关的特征或结构。

10. antikinetics：意为“反动力学”，是与动力学相反的概念，涉及与节点相关的力学性质和行为。

常用短语：

1. antinode of a wave

2. amplitude of a wave

3. node of a wave

4. frequency of a wave

5. wavelength of a wave

6. phase of a wave

7. energy of a wave

例句：

1. The antinode of the wave is located at point A, where the amplitude is at its maximum.

2. The frequency of the wave varies with time, but its wavelength remains constant.

3. The phase of the wave determines its direction and speed.

4. The amplitude of the wave is proportional to the amount of energy it carries.

5. The wavelength of light determines its color and frequency.

6. The amplitude of sound waves varies with their frequency and wavelength.

7. The energy of a wave is proportional to its amplitude squared.

英文小作文：

Antinodes are important features of waves that determine their characteristics. When we talk about waves, we often refer to their amplitude, frequency, wavelength, phase, and energy. Among these characteristics, the antinodes play a crucial role.

Antinodes are points in space where the amplitude of a wave is at its maximum or minimum value. For example, in a sine wave, the antinodes are located at the points where the sine curve crosses the x-axis or y-axis.

The antinodes are important because they determine how the wave propagates and interacts with other objects and media. For instance, sound waves have antinodes at specific points in space, which determines how they propagate and how they are perceived by our ears as sound. Similarly, light waves also have antinodes that determine their propagation speed and direction.

Understanding the role of antinodes in waves is essential for understanding their behavior and applications in various fields such as physics, engineering, and biology.

In conclusion, antinodes are essential features of waves that determine their characteristics and behavior, and understanding them is crucial for understanding their applications in different fields.