The next if statement will remove the trailing "any word character section" to produce (s)(\w)+(m)(\w)+(l).

接下来的 if 语句将删除后置的 “任何字符部分” 以生成 (s)(\w)+(m)(\w)+(l)。

youdao

Now Smiley had caught another frog and gave it to the man and said, "Now sit him next to Dan'l and I will give the word."

VOA: special.2009.08.29