Pdis
abbr. program development instruction system 程序开发指令系统; Pusat Dokumentasi Ilmulimu Sosial (Bahasa Indonesian=Social Sciences Documentation Center) （巴哈萨印度尼西亚语）社会科学文献中心
🗣️ 情景例句
I'm sorry, Marilyn.
对不起 ，Marilyn。
What are friends for?
朋友是做什么用的？
This is a kind of printing that blind people can read by touching groups of raised points that are printed on paper.
布莱叶盲文是一种印刷字体，盲人通过摸印在纸上起的点点来读书。