cylinder block

cylinder block的音标为[saɪləndərbɒk]，基本翻译为“汽缸体”或“圆柱形汽缸”。速记技巧为：注意区分单词中的“lend”和“bock”这两个单词的发音。

Cylinder block这个词来自拉丁语“cylindrum”，意为圆柱形物体。它的变化形式包括cylinder（汽缸）、cylindrical（圆柱形的）、cylindrical surface（圆柱面）等。

相关单词：

1. cylinder：这是cylinder block的组成部分，指的是圆柱形的物体，如发动机的汽缸。

2. piston：活塞是连接曲轴和汽缸的部件，它会在汽缸内上下移动。

3. crankshaft：曲轴是发动机的重要部件，它连接着活塞和飞轮等。

4. reciprocating motion：这个词描述的是活塞在汽缸内的往复运动，这也是发动机的基本运动形式。

5. rotary motion：这个词指的是旋转运动，与cylinder block的圆柱形结构无关，但与发动机的基本运动形式有关。

6. block：这个词在很多工程词汇中表示一个整体的结构，如管道、框架等。

7. block bore：活塞在汽缸中的空间被称为“bore”，这个词block bore表示汽缸的实体部分。

8. bore diameter：这个词指的是圆柱形物体（如汽缸）的直径，它决定了汽缸的容积。

9. cylinder head：汽缸盖是汽缸的一部分，它与活塞顶部接触，并连接着进排气阀等部件。

10. combustion chamber：燃烧室是发动机中燃料和空气混合并燃烧的地方，通常位于汽缸内。

常用短语：

1. cylinder block assembly

2. cylinder head gasket

3. cylinder head cover

4. cylinder bore diameter

5. cylinder compression ratio

6. cylinder liner

7. cylinder head bolts

8. cylinder head cooling system

例句：

1. The cylinder block of the engine was repaired after the accident.

2. The cylinder head gasket was replaced after a few thousand kilometers of driving.

3. The cylinder bore diameter of the engine has been increased to improve fuel efficiency.

4. The cylinder compression ratio of the car is too high, causing frequent knocking.

5. The cylinder liner in the cylinder block has worn out due to excessive use.

6. The cylinder head bolts are tightened to ensure proper sealing of the engine compartment.

7. The cylinder head cooling system should be checked regularly to avoid overheating issues.

英文小作文：

Cylinder Block: The Heart of the Engine

The cylinder block is the heart of the engine, providing the foundation for the cylinders that power the vehicle. It serves as a strong, reliable container for the cylinders, ensuring that they function properly and efficiently. The cylinder block also plays a crucial role in engine performance, as it affects things like fuel efficiency, power output, and noise levels.

The cylinder block is made up of various components, including the cylinder head, cylinder liners, and cylinder head bolts. The cylinder head covers the top of the cylinders and provides a seal between the cylinders and the engine block, while the cylinder liners serve as the inside surface of the cylinders, absorbing impact and heat during operation. The cylinder head bolts secure the cylinder head to the engine block, maintaining its position and ensuring proper sealing.

Maintaining the cylinder block is essential for ensuring optimal engine performance and longevity. Regular inspections of the cylinder head cooling system, replacement of worn out parts, and tightening of the cylinder head bolts are all vital steps in keeping the cylinder block in good condition. Understanding the role of the cylinder block in engine operation is key to maintaining and optimizing the performance of your vehicle.