http
noun [ U ] trademark uk/ˌeɪtʃ.tiː.tiːˈpiː/ us/ˌeɪtʃ.tiː.tiːˈpiː/
（使计算机与因特网相连接的）超文本传送协议（hypertext transfer protocol的缩写）
abbreviation for hypertext transfer protocol: a set of instructions made by a computer program that allows your computer to connect to an internet document
http://www.cambridge.org