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
The movie was a box office success.
这电影的票房很成功。
How many feet are you going to use?
你要用几英尺？
One of the boys is English. His name is Jim.
有一个男孩是英国人，他的名字叫吉姆。