网站首页 汉语 德语 英语
The amplitude or power of a signal, especially of a broadcast signal as it reaches a given location or is received by a given aerial.
Early 20th century; earliest use found in Marconigraph.
雅致网英汉双解词典包含236457条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。