语言选择:
免费网上英汉字典|3Dict

radio emission

资料来源 : WordNet®

radio emission
     n : an electromagnetic wave with a wavelength between 0.5 cm to
         30,000 m [syn: {radio wave}, {radio radiation}]
依字母排序 : A B C D E F G H I J K L M N O P Q R S T U V W X Y Z