at the speed of

at the speed of 的音标为：[əˈteɪtʃ ðə ˈspiːd oʊ], 基本翻译为“以……速度”，速记技巧为：在记单词的时候，可以结合单词的意思和发音来进行记忆。

at the speed of 这个表达的英文词源是“at the rate of”或“at a speed of”，意思是“以……的速度”。这个词组中的“speed”来源于拉丁语“spedire”，意为“快速移动”。

变化形式：名词形式为“speed”，形容词形式为“speedy”，副词形式为“speedily”。

相关单词：

speedometer：速度计，测速器，用来测量车辆的速度。

acceleration：加速，增加速度，指物体在单位时间内速度的增加。

velocity：速度，速率，表示物体在单位时间内所经过的距离。

transport：运输，运送，指将物品从一个地方运送到另一个地方的过程。

velocity curve：速度曲线，表示物体在不同时间或空间位置上的速度变化情况。

speed trap：超速摄像头，用来检测车辆是否超速的设备。

speed limit：限速，指车辆在特定道路或区域行驶时的最高速度限制。

speed dating：速配约会，一种快速约会方式，通常在短时间内进行多对人的交流。

speedster：速度快的人或物，指具有快速移动、运行或其他特点的人或物。

speed writing：速写，一种绘画或素描技巧，快速捕捉对象的外貌和特征。

常用短语：

1. at the speed of light

2. at the speed of thought

3. at full speed

4. break speed record

5. go at it at full speed

6. accelerate to speed

7. reach top speed

例句：

1. The race car accelerated to speed and hit the racetrack.

2. The football team went at it at full speed, trying to score the winning goal.

3. She can run at the speed of light, always keeping up with her friends.

4. The boat reached top speed and sailed through the waves.

5. The car was going so fast that it hit a tree at full speed.

6. The motorcycle accelerated to speed and passed all the other competitors.

7. The train was moving at full speed when it suddenly hit a rock.

英文小作文：

The Speed of Life

Life is a journey filled with moments of speed and slowdowns. We move quickly from one moment to the next, but there are times when we need to slow down and appreciate the moments that we are in. At times, we need to accelerate and reach our goals, while at other times we need to take our time and enjoy the journey.

The speed of life can be overwhelming, but it is also what makes life exciting and fulfilling. We need to embrace the speed of life and use it as a tool to live our dreams and goals. Whether it is moving quickly through a busy day or taking a moment to reflect on life, we need to embrace the speed of life and make the most of it.