书写方式如下，就可以允许key1的value值换行了，但是整个过程要注意不要在文件中出现任何的非英文非半角的字符

key1=Where did you take the picture?\

     It's so beautiful!\

     

It's so beautiful!\

     

asdfasdfasd\

     

asfasdfsdfsadf\

     

asdfsadfsadfsdf\

     

asdfsdfasdfsadf\

     

asdfsadfsdf