But because changes aren't reflected across content delivery networks immediately, ghost copies of files tend to linger for days or weeks.
但是，由于用户作出的更改不会立即反馈到内容分发网络上，文件的副本通常会以映像的形式存在数天或数周。
| 单词 | Content delivery network |
| 释义 |
Content delivery network
原声例句
历年英语六级听力真题（含译文） But because changes aren't reflected across content delivery networks immediately, ghost copies of files tend to linger for days or weeks. 但是，由于用户作出的更改不会立即反馈到内容分发网络上，文件的副本通常会以映像的形式存在数天或数周。 历年英语六级听力真题（含译文） The problem relates to the way data is stored on large websites: While your personal computer only keeps one copy of a file, large-scale services like Facebook rely on what are called " content delivery networks " to manage data and distribution. 你的个人电脑里只保留了文件的一个副本，像脸谱网这样的大型服务器会通过内容分发网络来对数据进行管理和分配。
中文百科
内容传递网络内容传递网络（Content delivery network或Content distribution network，缩写：CDN）是指一种透过互联网互相连接的电脑网络系统，利用最靠近每位用户的服务器，更快、更可靠地将音乐、图片、影片、应用程序及其他文件发送给用户，来提供高性能、可扩展性及低成本的网络内容传递给用户。
英语百科
Content delivery network 内容传递网路A content delivery network or content distribution network (CDN) is a globally distributed network of proxy servers deployed in multiple data centers. The goal of a CDN is to serve content to end-users with high availability and high performance. CDNs serve a large fraction of the Internet content today, including web objects (text, graphics and scripts), downloadable objects (media files, software, documents), applications (e-commerce, portals), live streaming media, on-demand streaming media, and social networks. |
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