並前往https://blog.xuite.net/oknstarruby/blog/33767352-2010.5%E6%88%91%E6%84%9B%E8%98%AD%E5%B6%BClesson+2-%E8%A1%8C%E5%89%8D%E6%BA%96%E5%82%99%E7%89%A9%E5%93%81%E7%AF%87