cd上: upper; up; upward抓取: grab; overshot音频: audio frequency; VF从视频文件中抓取音频: file import audio from video数据音频抓取: dae(digital audio extraction下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:上抓取音频，即可在微信中查询翻译
