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long wave的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
a radio wave with a wavelength longer than a kilometer (a frequency below 300 kilohertz)
long wave的用法和樣例：
例句
- In radio communication, either short or long waves may be used.
無線電通訊可以採用短波也可以採用長波。 - Short wave lengths correspond with high frequencies,and long wave lengths to low frequencies.
短波波長和高頻相對應，長波波長與低頻相對應。
