V2EX 404 not found

404 Not Found

释义 Definition

“404 Not Found”指网页或资源“未找到”的提示信息:服务器已收到请求,但找不到对应的页面/文件(常见于浏览器错误页)。在网络语境中也常被引申为“信息缺失”“人不在线/不懂状况”。

发音 Pronunciation (IPA)

/fr o fr nt fand/

例句 Examples

I clicked the link, but it showed “404 Not Found.”
我点了那个链接,但显示“404 未找到”。

After the site redesign, many old URLs returned a 404 Not Found error, which hurt our search traffic.
网站改版后,很多旧链接都返回“404 未找到”错误,这影响了我们的搜索流量。

词源 Etymology

“404”来自 HTTP 状态码体系:4xx 表示客户端错误(请求相关的问题),其中 404 专门表示“服务器找不到所请求的资源”。“Not Found”是该状态码的标准英文短语,后来在网页错误页中广泛传播,并进入网络流行语。

相关词 Related Words

文学与著名作品 Literary & Notable Works

  • RFC 9110: HTTP Semantics(IETF 标准文档,对状态码含义有规范性描述)
  • RFC 9111: HTTP Caching(IETF 标准文档,涉及缓存与返回状态码的行为)
  • HTTP: The Definitive Guide(David Gourley & Brian Totty 等,经典 HTTP 参考书,讨论包括 404 在内的状态码)
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