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
Smoking sucks!
吸烟太糟了。
There are only two minutes left.
只剩两分钟了。
Just then, a man hurried to the ticket office.
正在这时，一个男子匆匆奔向售票处。