dark shading的音標是[dɑ?k ?e?d??]，翻譯為“暗影；暗調子；暗色調”。速記技巧是：shading是“陰影”的意思，dark是“暗的”的意思，連在一起可以理解為“暗色調”。

Dark shading的英文詞源是拉丁語“tenebrarum”，意為“黑暗的”。這個詞后來被借用到英語中，用來描述在地圖或圖表中表示陰影或暗區。

變化形式：在英語中，dark shading沒有明顯的形式變化，因為它是一個固定的詞匯。

相關單詞：

1. Shadow：與dark shading密切相關，因為它表示在光線照射下物體所呈現出的暗影。這個詞源于古英語中的“shad”或“shade”，意為“陰影”。

2. Darkness：與dark shading同源，表示缺乏光線或明亮的狀態。這個詞源于拉丁語“nigr”或“nigra”，意為“黑色”或“暗色”。

3. Night：與darkness有關，表示夜晚或黑暗的時間段。這個詞源于古英語中的“nig”或“neac”，意為“黑夜”。

4. Blind：與黑暗有關，表示視力受損或失明的人。這個詞源于拉丁語“oblinere”，意為“完全覆蓋”。

5. Eclipse：與黑暗有關，表示日食或月食。這個詞源于拉丁語“eclipsere”，意為“遮蔽”。

6. Dusk：與黑暗有關，表示黃昏時分。這個詞源于古英語中的“dus”或“dusca”，意為“黃昏”。

7. Midnight：與黑暗有關，表示午夜時分。這個詞源于拉丁語“midis noctis”，意為“在夜中間”。

8. Gloom：與黑暗有關，表示陰郁的情緒或氛圍。這個詞源于古英語中的“glomm”或“glum”，意為“陰暗的”。

9. Shadowy：與陰影有關，表示模糊不清或朦朧的。這個詞源于拉丁語中的“shadow”一詞，意為“陰影”。

10. Darkness-resistant：表示具有抗黑暗能力的。這個詞是由darkness和resistant組成的合成詞，用來描述具有在黑暗環境中生存或工作能力的生物或材料。

常用短語：

1. dark shading area

2. darkened shading

3. darken the shading

4. deep shading

5. extensive shading

6. extensive shading area

7. extensive shading zone

例句：

1. The dark shading area on the map indicates the location of the forest.

2. The sunset cast a deep shading over the landscape.

3. The extensive shading zone is a popular destination for hikers.

4. The extensive shading area is a perfect place for relaxing and reading a book.

5. The deep shading of the forest provides a safe haven for wildlife.

6. The sun"s rays were partially blocked by the extensive shading of the trees, making the day feel cooler.

7. The extensive shading of the mountainside provided a perfect spot for a picnic.

英文小作文：

標題：The Benefits of Shading

Shading can provide many benefits to both humans and nature. It can reduce heat and sunlight, providing a cooler and more comfortable environment for people to spend time outdoors or indoors. It can also provide a habitat for wildlife, providing food and shelter in areas that are otherwise too bright or too hot for them to survive.

Moreover, shading can also help to reduce the impact of climate change by reducing the amount of sunlight that reaches the ground, reducing the amount of carbon dioxide that is released into the atmosphere and reducing the temperature of the ground, which can help to reduce global warming.

Therefore, we should try to create more shading areas in our environment, whether it is through planting trees, building structures that provide shade, or simply using curtains or blinds to block out sunlight when needed. This will not only provide a better environment for ourselves and others, but it will also help to protect our planet from climate change.