grourepetition interval组: group重复: repeat; duplicate; reduplica ...间隔: interval; space; spacing; bl ...重复间隔: interval， repetition; recurrence interval; recurrent interval脉冲重复间隔: pulse recurrence interval; pulse repetition interval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:组重复间隔，即可在微信中查询翻译
