ifndef读音_释义_翻译
ifndef 朗读
ifndef
ifndef翻译
网络解释.如果未定义；指令语法不当
ifndef双语用法和例句
相关单词
inassimilable infirmarian inappreciation imperfectcontact illiquid isolated imbecilic illuminophore intrusive intrabony inelegantly isomycomycin intertill inarticulacy introfaction impaludism invulnerable indelerminate ipx inextricable