crawlers

crawlers的音标为["krɔːlə(r)əʊ] ，基本翻译为“爬行动物；爬虫；爬行者；匍匐前进者”，速记技巧为“克拉（crawl）罗（l）者（er）”。

"Crawlers"这个词源自古英语"craw"或"cræaw", 意为"爬行动物"或"爬行"。这个词在英语中用来指代网络爬虫，也就是自动抓取网页信息的程序。

变化形式：名词形式为"crawler"，动词形式为"crawl"。

相关单词：

1. "Spider"：蜘蛛是网络爬虫的另一个常见名称，与"crawler"有相似的含义。

2. "Web"：网络爬虫通常在网络上运行，因此与"web"这个词也有关联。

3. "Bot"：机器人也是网络爬虫的常用名称，因为它通常是由计算机程序控制的。

4. "Scraper"：刮刀是另一种网络爬虫的名称，用于从网页上抓取数据。

5. "Miner"：挖掘者也是网络爬虫的一种，用于从大量数据中提取有用信息。

6. "Harvester"：收割机这个词也与网络爬虫有关，因为它通常用于从网站上收集信息。

7. "Indexer"：索引器是负责创建网页索引的网络爬虫，以便搜索引擎可以快速找到相关信息。

8. "Extractor"：提取器这个词也与网络爬虫有关，因为它通常用于从网页上提取特定信息。

9. "Scourer"：刮擦者这个词也可以用来描述网络爬虫，因为它通常用于快速抓取大量网页信息。

10. "Grapher"：绘图器这个词也可以用来描述网络爬虫，因为它通常用于绘制网页结构图以帮助理解网页内容。

常用短语：

1. web crawler

2. spider crawler

3. crawl data

4. crawl engine

5. crawl algorithm

6. web scraper

7. crawl rate

例句：

1. The web crawler has been indexing the entire website for the past week.

2. The spider crawler is scanning the website for any new content to add to the database.

3. Crawl data is crucial for SEO as it helps to identify areas that need improvement.

4. The crawl engine is a crucial component of a web search engine, which ensures accuracy and speed of search results.

5. The crawl algorithm needs to be carefully designed to ensure optimal performance of the web crawler.

6. Web scraping is often used for data extraction, but it can be illegal if not done properly.

7. It is important to monitor the crawl rate to ensure that the website is not being excessively crawled, which could affect its performance and availability.

英文小作文：

Web Crawlers: The Secret Weapon of Digital Marketing

Web crawlers, also known as web spiders or web scrape, are essential tools in digital marketing. They are programs that automatically search the internet for information, indexing websites and extracting data for search engines and other applications. With the help of web crawlers, businesses can stay up-to-date with their competitors, identify trends and insights, and quickly implement marketing strategies based on the collected data.

However, web crawlers should be used carefully to avoid infringing on the privacy and copyrights of others. It is crucial to follow all applicable laws and regulations when using web crawlers, and always ensure that your activities are legal and ethical.

In conclusion, web crawlers are powerful tools that can help businesses grow and succeed in digital marketing. With proper use and compliance, they can be a valuable asset in any digital marketing campaign.