adj.次声的，使用次声的，次声所产生的...

Infrasonic observations of open ocean swells in the Pacific: Deciphering the song of the sea.在太平洋里大洋涌(长浪)次声观测: 译解海地歌曲.Another haunted and related natural phenomenon is known as frequency infrasonic sound waves.另一种与闹鬼相关的自...

infrasonic的音标：infrasonic的英式发音音标为：[ˌɪnfrə'sɒnɪk]infrasonic的美式发音音标为：[ˌɪnfrə'sɒnɪk]...