鲁达 这些网络用语大多用缩写表示，我不相信随便打开网页，地址一眼就能看到这样的信息。
因为太熟悉了，所以很少想过http是什么意思，www是什么缩写，为什么域名是com，最后的html是什么意思。(阿尔伯特爱因斯坦，美国作家)。
如果你的工作内容涉及到互联网，或者正好是IT行业的从业人员，那么你就有必要搞清楚这些单词缩写的全称及其含义。不然别人在工作场合用这些词高谈阔论，你却一头雾水，不是显得特别尴尬吗？
让我们一起来看看20个互联网常见英文缩写的解释吧。
ADSL
Asymmetric Digital Subscriber Line, a type of digital subscriber line (DSL) technology, a data communications technology that enables faster data transmission over copper telephone lines than a conventional voice-band modem can provide.
WWW
World Wide Web, a distributed hypertext system invented by Tim Berners-Lee on a NeXT Computer. Currently, one of the most popular services offered on the Internet. Web pages are viewed using browsing software like Netscape Navigator, Sun Microsystems Hot Java, or Microsoft Internet Explorer. See also browser, Hypertext Markup Language, net surfing, and triple-dub.
WiFi
Wireless Fidelity. Popular term for a form of wireless internet.
URL
Uniform Resource Locator. An address on the internet.
HTTP
Hypertext Transfer Protocol, the protocol used by the World Wide Web to transfer HTML files.
FTP
File Transfer Protocol
COM
Com is derived from the word commercial, indicating its original intended purpose for domains registered by commercial organizations.
HTML
Hypertext Markup Language, the tag-based ASCII language used to create pages on the World Wide Web. See also hypertext.
IRC
Internet Relay Chat, a chat network that operates over the Internet. Originally evolved from the UNIX talk program, IRC is similar to the chat systems found on commercial online services.
DNS
Domain Name System, a database system which looks up host IP addresses based upon domain names. For example if you ask for "www.; it will return 123.45.67.89. Copies of the Domain Name System are distributed through the Internet.
ISP
Internet Service Provider, a business that delivers access to the Internet, usually for a monthly fee. PSI, UUNET, and Netcom are examples of established ISPs but there are thousands of smaller ones all around the world.
Any business that provides Internet services such as web sites or web site development.
PHP
programming language used for creating software that is part of a web site.
LAN
Local Area Network, a group of computers at a single location (usually an office or home) that are connected by phone lines or coaxial cable.
ISDN
Integrated Services Digital Network, a technology offered by telephone carriers that allows for the rapid transfer of voice and data.
RAM
Random Access Memory, the working memory of the computer into which application programs can be loaded and executed. It helps to have more of this "working space" installed when running advanced operating systems and applications.
RSS
Rich Site Summary, used for sharing content, such as, news articles.
SEO
Search Engine Optimization
CPA
Cost per action
CPC
Cost per click
CTR
Click through rate
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