Ocd
abbr. 强迫性神经官能症（obsessive-compulsive disorder）；民防局（Office of Civil Defense）；儿童发展处（Office for Child Development）；离线驱动调整（Off-Chip Driver）
🗣️ 情景例句
I'm going to the library to do some research.
我要去图书馆搞些调研。
We extend hospitality to our guests.
我们热情款待客人们。
People enjoyed the stamps very much.
人们非常喜爱这些邮票。