Hdf
abbr. high-frequency direction finder 高频测向器
🗣️ 情景例句
You're really good at that.
你做得真不错。
Please come to the airport by eight thirty at the latest.
最迟要在8点30分到达机场。
Let us get down to fundamentals and agree that the young are after all human beings -- people just like their elders.
承认青年人和他们的长辈一样也是人。