Rfa
abbr. request for applications 应用要求; radio frequency authorization 无线电频率授权; radio frequency attenuator 无线电频率衰减器; request further airways 要求更远的航线
🗣️ 情景例句
Right.
好的。
I have so much to do after I retire.
我在退休后有许多事要做。
Oh, that's Chinese!
是中国猫。