单词 | sky wave |
释义 | sky wavenoun A radio wave reflected from the ionosphere.HF has excellent sky wave and good surface wave performance and is good for long range communications, though it is subject to interference....
|
随便看 |
英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。