例：将 字段值的内容为 mp3的lrc 文件中的内容 ，转换成 json 格式。
lrcc = a_lrc_content lrcc = replace(lrcc,"'","\'") lrcc = replace(lrcc,"\r\n","\\r\\n")
附： lrc 文件
[al:新概念英语（三）] [ar:MP3 同步字幕版（英音）] [ti:Too Early and Too Late] [by:更多学习内容，请到rrting.com搜索“新概念”] [00:01.47]Lesson 60 [00:03.41]Too early and too late [00:12.57]Why did the young girl miss the train? [00:17.81]Punctuality is a necessary habit in all public affairs in civilized society. [00:24.33]Without it, nothing could ever be brought to a conclusion; everything would be in a state of chaos. [00:32.73]Only in a sparsely-populated rural community is it possible to disregard it. [00:39.13]In ordinary living, there can be some tolerance of unpunctuality. [00:44.70]The intellectual, who is working on some abstruse problem, has everything coordinated and organized for the matter in hand.