Ofus
abbr. orbit frequency utilization simulation 轨道频率实用模拟
🗣️ 情景例句
You need to complete some forms before the class.
上课之前你得填一些表格。
Master should be soetimes blind and sometimes deaf.
不痴不聋，不作阿家翁。
Any thing else?
还要别的吗？