instruction n. 1.教育,教导。 2.教训,教诲。 3.〔 pl.〕 指令,训令,指示,细目。 give sb. instructions to do sth. 命令某人做什么。 an instruction book 说明书。 maintenance instructions 维护说明。 operating instructions 业务[工作]须知,操作规程。 ask for instruction 请示。 give instruction in 教授。 give instructions to 训令。 receive in instruction 接受指导。
A Processing Instruction (PI) is an SGML and XML node type, which may occur anywhere in the document, intended to carry instructions to the application.Chapter 9.