Pio
abbr. 过程输入输出（Process input output）；并行输入输出（Parallel Input Output）；可编程输入输出（Programmed Input Output）；新闻发布官（Public Information Officer）
🗣️ 情景例句
Who wants to begin?
谁先开始？
Water dropping day by day wears the hardest rock away.
水滴天天滴不停，石头最坚也磨损。
Often the little words have meanings of their own.
这些小词常常都有自己本身的意思。