area的音標為[?e?ri?]，基本翻譯為“地區；區域；領域”。速記技巧為利用音標記憶，通過反復練習達到快速記憶的目的。

Area of steel這個詞的英文詞源是拉丁語，表示“鋼的面積或體積”。它的變化形式包括area（面積）、areas（地區）、areal（區域的）等。

相關單詞：

1. Steel：這個詞直接來源于拉丁語“鋼”，意為“鋼鐵”。

2. Mass：這個詞也與“鋼”有關，表示物體的質量和體積。

3. Volume：這個詞也表示物體的體積，尤其適用于液體或固體。

4. Massive：這個詞表示體積大或重量大的，常用于描述鋼或其他重型材料。

5. Solid：這個詞也表示物體的體積和質量，常用于描述鋼或其他金屬。

以上這些單詞都與鋼的性質和用途有關，描述了鋼的物理性質和它在工程和制造中的應用。鋼是一種重要的材料，在工業和日常生活中廣泛應用。

常用短語：

1. area of steel plate 鋼板的面積

2. area of steel beam 鋼梁的面積

3. area of steel structure 鋼結構面積

4. total area of steel 鋼的總面積

5. area of welding 焊接面積

6. area of cut 切割面積

7. area of steel reinforcement 鋼加強筋的面積

例句：

1. The area of steel plate used for the bridge is 10 square meters. 用于橋梁的鋼板面積為10平方米。

2. The total area of steel used in the factory is 500 square meters, including areas of welding and areas of cut. 工廠使用的鋼總面積為500平方米，包括焊接面積和切割面積。

3. The area of steel reinforcement in this bridge is about 2% of the total cross-sectional area of the steel members. 這座橋的鋼加強筋面積約占鋼構件總面積的2%。

4. The area of the welded joint is about 1/3 of the total area of the steel plate. 焊接接頭面積約占鋼板總面積的1/3。

5. The area of cut needs to be carefully calculated to ensure that the required amount of steel is available for the project. 需要仔細計算切割面積，以確保項目所需的鋼材量。

6. The area of steel beam used for the roof is about 50 square meters. 用于屋頂的鋼梁面積為約50平方米。

7. The area of the steel structure building is about 1,000 square meters, including the areas of the columns, the girders and the steel decking. 鋼結構的面積約為1,000平方米，包括柱子、梁和鋼甲板等區域。

英文小作文：

Steel is a crucial material in modern construction, playing a vital role in the design and construction of bridges, buildings, and other structures. One aspect of steel that is often overlooked is its area, which can have a significant impact on the overall structure and stability of the building or bridge.

When designing a steel structure, it is essential to consider the size and shape of the steel members, as well as the total area required for the project. The area of steel plate, steel beam, and steel reinforcement all play a role in determining the strength and stability of the structure. Additionally, the area of welding and cut also needs to be carefully calculated to ensure that all necessary components are available for the project.

For example, a steel bridge with a large area of steel beam used for the deck will have greater load-bearing capacity and stability than a bridge with a smaller beam area. Similarly, a building with a large area of steel reinforcement will have greater resistance to bending and deformation under load, resulting in a more structurally sound building.

In conclusion, the area of steel plays an important role in the design and construction of steel structures. Understanding and accurately calculating the area of steel can help ensure that structures are built to withstand expected loads and remain stable over time.