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
The rings, please.
请戴戒指。
I'm afraid you will miss your test.
我怕你会错过测验。
Don't worry. But you'd better take him to the nurse, and she'll give him some pills.
放心吧。你最好带他到护士那，她会给他一些药片的。