high-definition的音標是["ha?-def???n]，基本翻譯是高清晰度。速記技巧可以是將其中的字母拆分，然后用其他字母代替這些字母，如hd可以分別被看作是“高”的縮寫，那么就可以用“g”代替“h”，用“f”代替“d”，這樣就可以快速記憶該單詞的拼寫了。

High-definition (HD) 的英文詞源可以追溯到拉丁語 "ad" (to) 和 "magnus" (large) 的組合，意為 "large and clear"。

HD 的變化形式包括：

1. Definition：在 HD 中，"definitio" 是詞源，意為 "definition"（定義）。

2. Definitionary：來自 "definition" 和 "ary"（表集合）的組合，意為 "集合定義"。

相關單詞：

1. Definition Television (DTV)：數字電視，使用高清分辨率。

2. High-resolution：高分辨率，用于描述圖像或視頻的清晰度。

3. Clear-picture：清晰畫面，用于描述圖像或視頻的清晰度。

4. Clear-definition：清晰定義，用于描述清晰度高的定義或描述。

5. High-definition video：高清視頻，用于描述具有高分辨率的視頻。

6. HD quality：HD 質量，用于描述具有高清質量的物品或服務。

7. HD resolution：HD 分辨率，用于描述具有高清分辨率的圖像或視頻。

8. HD streaming：高清流媒體，用于描述通過互聯網傳輸的高清視頻流。

9. HD-ready：HD 準備就緒，用于描述設備是否適合播放高清視頻。

10. Ultra HD：超高清，是 HD 的下一代技術，具有更高的分辨率和色彩精度。

常用短語：

1. high-definition television (HDTV)

2. high-definition video

3. high-definition images

4. high-definition quality

5. high-definition resolution

6. high-definition streaming

7. high-definition photography

例句：

1. The new TV set provides high-definition images that are sharp and clear.

2. The photographer captured high-definition photos of the landscape with exceptional detail.

3. The movie was presented in high-definition format, providing a more immersive experience.

4. The video footage captured in high-definition quality will be used for future reference.

5. The high-definition video stream provided a clear and uninterrupted view of the concert.

6. The new camera allows for high-definition photography in any situation.

7. The high-definition television screen provides a clear and vivid picture that is hard to beat.

英文小作文：

High Definition: The Future of Entertainment

High Definition has revolutionized the way we view media content, from movies to television shows to photography. With its sharp and clear images, HD technology has made it possible for us to enjoy content in a way that was once unimaginable.

From the clarity of HD video streaming to the detail of high-definition photography, HD has become an essential tool for content creators and consumers alike. With the advent of 4K and 8K technology, we are poised to enter a new era of media consumption where images are even sharper and more vivid than ever before.

High Definition is not just about the visual experience, however. It also enhances the audio experience, providing a more immersive and realistic sound experience than ever before. From movies to concerts, HD audio technology has made it possible for us to feel like we are right there in the action.

High Definition is not just for media content, however. It can also be applied to other areas of life, such as design and architecture, where it provides a more precise and detailed view of the world around us. From high-definition maps to 3D models, HD technology has opened up a whole new world of possibilities for us to explore and understand our world in a more detailed and immersive way.