at a run

at a run的音标是[əˈtæər n]，基本翻译是“匆忙地；奔跑地”，速记技巧是“at+a+run”。

at a run这个词的词源可以追溯到古英语，意为“跑步”。它的变化形式包括过去式形式“att a run”、现在分词形式“at a running”以及过去分词形式“att a runen”。

相关单词：

1. “run”本身意为“跑步”，源自古英语中的“rune”，意为“步伐、跑动”。

2. “running”意为“跑动的”，源自中古英语中的“rennen”，意为“奔跑”。

3. “rush”意为“冲、急速”，源自古英语中的“ræscian”，意为“奔跑、冲刺”。

4. “sprint”意为“冲刺、短跑”，源自拉丁语中的“sprintare”，意为“快速奔跑”。

5. “jog”意为“慢跑”，源自古英语中的“dæggen”，意为“慢步走”。

6. “trot”意为“小跑、快步走”，源自拉丁语中的“trotulare”，意为“小跑”。

7. “gallop”意为“飞跑、奔驰”，源自古英语中的“geallan”，意为“奔跑、奔驰”。

8. “speed”意为“速度、速率”，源自拉丁语中的“spedire”，意为“快速移动”。

9. “racer”意为“赛跑者、赛马者”，源自拉丁语中的“racer”，意为“赛跑的比赛”。

10. “runner”意为“跑步者、跑动者”，源自古英语中的“rennian”，意为“奔跑的人”。

以上这些单词都与at a run这个词有密切的关联，它们在英语中都表示与跑步相关的动作和概念。

常用短语：

1. at a fast run

2. at a brisk run

3. at a full run

4. at a sprint

5. at a bounding run

6. at a flying run

7. at a breakneck run

例句：

1. We ran at a fast run to the finish line.

2. He burst into a running race and won by a wide margin.

3. She sprinted to the top of the hill, gasping for air.

4. The animals bounded across the field at a running run.

5. The young runner flew past everyone at the finish line.

6. We had to slow down at a breakneck run through the mountains.

7. The game was full of unexpected moments, with players running at full speed.

英文小作文：

Running is one of my favorite sports because it requires endurance, strength, and agility. When I run, I feel like I am free and able to clear my mind. I love the feeling of pushing myself to my limits and achieving my goals. Whether it"s a short sprint or a long distance race, running brings me joy and satisfaction. It"s also a great way to stay healthy and fit, and I enjoy the feeling of sweat dripping down my face as I push through the pain and fatigue. Running is a beautiful sport that brings people together and creates memories that last a lifetime. I hope to continue running for years to come and experience new adventures and challenges along the way.