Sdat
abbr. senile dementia of the Alzheimer type 阿兹海默老年性痴呆症
🗣️ 情景例句
Lovely!
太可爱了！
How long?
多长？
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。