剑桥词典 mono noun [U] (SOUND) recorded or broadcast sound that comes from a single direction 单声道录（或放）音 The recording was available in mono or stereo . 这段音频既有单声道的，又有立体声的。 mono noun [U] (DISEASE) US informal for mononucleosis 腺热（mononucleosis的非正式说法） 返回 mono