Hdf
abbr. high-frequency direction finder 高频测向器
🗣️ 情景例句
Nixon also used chopsticks at the welcoming banquet in his honor.
尼克松在为其到来而举办的欢迎宴会上也使用了筷子。
His apology didn't seem sincere.
他的道歉看起来不是真诚的。
Good morning. What can I do for you?
早上好。你哪里不舒服？