999英语网 英语单词
Subsonic的音标发音
Subsonic
英式发音：[,sb'sɑnk]
美式发音
(adj.) (of speed) less than that of sound in a designated medium; 'aircraft flying at subsonic speeds' .
手打:温迪
(adj.) (of speed) less than that of sound in a designated medium; 'aircraft flying at subsonic speeds' .
手打:温迪