cache memory

cache memory的音标为[kæ"ʃeməmi]，基本翻译为“缓存存储器”或“隐藏的财宝”。

速记技巧：可以将“cache”拆分为“ca”和“cheme”两部分，其中“ca”可以理解为“藏在某处”，“cheme”可以理解为“化学物质”，因此可以联想该单词的含义是存储在计算机内存中的临时数据。

希望以上信息对您有帮助。建议您可以尝试查阅相关资料以获取更详细的信息。

Cache memory的英文词源是“cache”和“memory”，其中“cache”意为“隐藏的、秘密的存储器”，来源于法语，意为“隐藏的、隐藏的地方”。而“memory”意为“记忆、存储”，来源于拉丁语，意为“记住”。

变化形式：复数形式为caches，过去式为cached，过去分词为cached。

相关单词：

1. cache hit（命中缓存）：指程序或数据被成功地从缓存中检索出来供使用。

2. cache out（用贿赂逃脱）：指通过贿赂监狱看守或其他执法人员，逃避法律制裁。

3. memory leak（内存泄漏）：指程序在运行过程中不断消耗内存，但无法释放已占用的内存，导致内存使用量持续上升。

4. cache coherency（缓存一致性）：指多个处理器或多个缓存之间的数据同步问题。

5. cache hit ratio（缓存命中率）：指程序或数据被成功检索到缓存中的比例。

6. cache optimization（缓存优化）：指通过调整缓存策略和算法，提高程序的性能和效率。

7. cache memory hierarchy（缓存层次结构）：指通过多级缓存和算法优化，提高缓存命中率和系统性能。

8. cache invalidation（缓存无效）：指将缓存中的数据更新为最新数据，以保持与数据库或其他数据源的一致性。

9. cache replacement（缓存替换）：指在缓存满时，从缓存中删除一个数据项以腾出空间存放新的数据项的过程。

10. memory management（内存管理）：指对计算机系统的内存进行分配、回收和优化，以提高系统性能和稳定性。

常用短语：

1. cache memory 缓存存储器

2. hit rate 命中率

3. miss rate 未命中率

4. cache hit 缓存命中

5. cache miss 缓存未命中

6. cache replacement policy 缓存替换策略

7. write-back cache 写回缓存

例句：

1. The cache memory is crucial for improving the system"s performance.

2. The cache hit rate of our system is very high, which greatly reduces the load on the main memory.

3. The cache miss rate of our system is relatively high, which may cause performance degradation under heavy load.

4. The write-back cache policy is more suitable for long-term storage of data.

5. The cache replacement policy should be carefully designed to balance performance and cost.

6. The cache memory is a key component of modern computer systems.

7. The cache memory plays a vital role in enhancing the efficiency of data processing in modern computing systems.

英文小作文：

Cache Memory: The Key to Efficient Data Processing

Cache memory, a crucial component of modern computer systems, plays a vital role in enhancing the efficiency of data processing. By storing frequently used data in a faster and more accessible form, cache memory can significantly reduce the time required to retrieve information, thereby improving overall system performance.

When data is requested from the main memory, it is first checked whether it is already stored in the cache memory. If the data is found in the cache, it is referred to as a cache hit, which greatly reduces the time required for processing the request. On the other hand, if the requested data is not found in the cache, it is referred to as a cache miss, and the request must be processed from the main memory, which can be slower and less accessible than the cache.

The hit rate and miss rate of cache memory are key performance indicators that indicate how effectively the cache is able to store and retrieve data. Designing a suitable cache replacement policy and selecting an appropriate cache size are crucial to achieving high hit rates and reducing the impact of cache misses on system performance.

By optimizing the use of cache memory, modern computing systems are able to process data more efficiently, reducing latency and improving overall system responsiveness. This has significant implications for applications that require high-performance computing, such as graphics processing units, artificial intelligence systems, and high-performance databases.