crown block

crown block的音标为[ˈkraʊnˌblɒk]，基本翻译为“王冠块”。速记技巧可以考虑使用词根词缀分解记忆，同时结合生活场景进行联想记忆。例如，可以联想到王冠是君主权力的象征，而块是物体的基本形态，两者结合在一起就可以理解为“具有君主权力的物体形态”。通过这样的联想，可以更加深刻地记住这个单词。

Crown block这个词的英文词源可以追溯到拉丁语“corona”和“blockus”，意为“皇冠”和“阻塞”的组合。它的变化形式包括名词的复数形式“crown blocks”和过去式、过去分词形式“crowned”。

相关单词：

crown block（冠块）是一种建筑术语，用于支撑屋顶或屋面结构。

crown block building（冠块建筑）指的是由冠块支撑的建筑结构。

crown block and tackle（冠块和绞车）是一种用于吊装重物的工具，由冠块和绞车组成。

crown block and block and tackle（冠块、块和绞车）是一种古老的吊装工具，至今仍被广泛使用。

crown block and beam（冠块、梁）是一种用于支撑屋顶或屋面结构的组合结构，由冠块和梁组成。

crown block and truss（冠块、桁架）是一种用于支撑屋顶或屋面结构的组合结构，由冠块和桁架组成。

以上这些词汇都可以在建筑、工程、吊装等领域中找到应用，体现了冠块这一术语在建筑技术中的重要性和广泛应用。

常用短语：

1. crown block 顶部块

2. crown block system 顶部块系统

3. crown block assembly 顶部块组装

4. crown block and link 顶部块和链接

5. crown block and tower 顶部块和塔

6. crown block and cable 顶部块和缆绳

7. crown block and wire 顶部块和钢丝绳

双语例句：

1. The workers are installing the crown block on the roof. (工人正在屋顶安装顶部块。)

2. The crown block system is a safe and reliable way to raise and lower equipment. (顶部块系统是一种安全可靠的设备升降方式。)

3. The crown block and link are essential components of the bridge construction. (顶部块和链接是桥梁施工的重要组件。)

4. The cableway system is operated by the crown block and tower. (缆车系统由顶部块和塔进行操作。)

5. The crown block and wire is used to raise and lower the crane. (顶部块和钢丝绳用于提升和降低起重机。)

6. The crown block and tower are essential for maintaining the stability of the bridge. (顶部块和塔对于保持桥梁的稳定性至关重要。)

7. The safety of the workers is always our top priority, so we use the crown block and link to ensure safety during construction. (工人的安全始终是我们的首要任务，因此我们使用顶部块和链接来确保施工过程中的安全。)

英文小作文：

Crown Block and its Applications

Crown block is a crucial component in many engineering projects, such as bridges, dams, and skyscrapers. It provides a stable platform for equipment to be raised and lowered, ensuring safety and efficiency in construction work. In addition to its practical use, crown block also symbolizes the unity and cooperation of workers, who work together to achieve a common goal.

From installing crown blocks on roofs to operating cableways, workers rely on crown blocks to complete their tasks safely and efficiently. The crown block and link, for example, is a crucial component of bridge construction, while the crown block and tower ensures the stability of skyscrapers. Additionally, the crown block and wire is used to raise and lower cranes, allowing for precise control over their movements.

In conclusion, crown block plays an essential role in many engineering projects, not only for its practical use but also for its symbolic significance. It represents the unity and cooperation of workers, who work together to achieve a common goal, ensuring safety and efficiency in construction work.