Hf
[医] 铃(72号元素)
📖 牛津释义
HF
abbr
缩写 = (radio 无) high frequency. Cf 参看 LF.
🗣️ 情景例句
My mistake. it won't happen again.
是我的错。 不会再发生类似的事情了。
Don't forget to come back.
不要忘记回来。
For small pieces of weather -- and to a global forecaster,
对于小片的恶劣天气--对一个全球性的气象预报员来说，