Ofus
abbr. orbit frequency utilization simulation 轨道频率实用模拟
🗣️ 情景例句
How can anybody get a word in around here?
在这里谁有机会插话呢？
Nothing is impossible to a willing mind.
世上无难事，只怕有心人。
Most of the earth's surface is covered by water.
大部分的地球表面被水覆盖着。