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
They smell wonderful.
闻起来很香。
Don't be so stubborn!
你还嘴硬！
Did you lose it?
丢了吗？