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
I tried calling you several times yesterday but I couldn't get through.
我昨天给你打了几次电话,但都没有打通。
What be said did not annoy me much, for I knew he did not mean it.
我并不在乎他所说的,我知道他不是那个意思。
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