Substitute("A|B|C","|",""")+""|""+Substitute(""|@|"",""|"",""")
执行结果为 A")+"|"+Substitute("|@|","|","B")+"|"+Substitute("|@|","|","C
A到B或者B到C的句子为 ")+"|"+Substitute("|@|","|","
每个双引号使用两个双引号代替 "")+""|""+Substitute(""|@|"",""|"",""
最后 Substitute("A|B|C","|", " "")+""|""+Substitute(""|@|"",""|"","" ")